diff for duplicates of <1501941942.6577.7.camel@redhat.com> diff --git a/a/1.txt b/N1/1.txt index 3438a23..e22d0ff 100644 --- a/a/1.txt +++ b/N1/1.txt @@ -12,12 +12,12 @@ On Fri, 2017-08-04 at 16:09 -0700, Mike Kravetz wrote: > > empty. > > > This didn't seem 'quite right' to me for shared mappings and/or file -> backed mappings.A A I wasn't exactly sure what it 'should' do in such -> cases.A A So, I tried it with a mapping created as follows: +> backed mappings. I wasn't exactly sure what it 'should' do in such +> cases. So, I tried it with a mapping created as follows: > > addr = mmap(ADDR, page_size, -> A A A A A A A A A A A A A A A A A A A A A A A A PROT_READ | PROT_WRITE, -> A A A A A A A A A A A A A A A A A A A A A A A A MAP_ANONYMOUS|MAP_SHARED, -1, 0); +> PROT_READ | PROT_WRITE, +> MAP_ANONYMOUS|MAP_SHARED, -1, 0); Your test program is pretty much the same I used, except I used MAP_PRIVATE instead of MAP_SHARED. @@ -28,10 +28,10 @@ Let me see how the code paths differ for both cases... > When setting MADV_WIPEONFORK on the vma/mapping, I got the following > at task exit time: > -> [A A 694.558290] ------------[ cut here ]------------ -> [A A 694.558978] kernel BUG at mm/filemap.c:212! -> [A A 694.559476] invalid opcode: 0000 [#1] SMP -> [A A 694.560023] Modules linked in: ip6t_REJECT nf_reject_ipv6 +> [ 694.558290] ------------[ cut here ]------------ +> [ 694.558978] kernel BUG at mm/filemap.c:212! +> [ 694.559476] invalid opcode: 0000 [#1] SMP +> [ 694.560023] Modules linked in: ip6t_REJECT nf_reject_ipv6 > ip6t_rpfilter xt_conntrack ebtable_broute bridge stp llc ebtable_nat > ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 > ip6table_raw ip6table_mangle ip6table_security iptable_nat @@ -44,80 +44,74 @@ Let me see how the code paths differ for both cases... > 9pnet parport_pc snd parport i2c_piix4 soundcore nfsd auth_rpcgss > nfs_acl lockd grace sunrpc virtio_net virtio_blk virtio_console > 8139too qxl drm_kms_helper ttm drm serio_raw 8139cp -> [A A 694.571554]A A mii virtio_pci ata_generic virtio_ring virtio +> [ 694.571554] mii virtio_pci ata_generic virtio_ring virtio > pata_acpi -> [A A 694.572608] CPU: 3 PID: 1200 Comm: test_wipe2 Not tainted 4.13.0- +> [ 694.572608] CPU: 3 PID: 1200 Comm: test_wipe2 Not tainted 4.13.0- > rc3+ #8 -> [A A 694.573778] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), +> [ 694.573778] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), > BIOS 1.9.1-1.fc24 04/01/2014 -> [A A 694.574917] task: ffff880137178040 task.stack: ffffc900019d4000 -> [A A 694.575650] RIP: 0010:__delete_from_page_cache+0x344/0x410 -> [A A 694.576409] RSP: 0018:ffffc900019d7a88 EFLAGS: 00010082 -> [A A 694.577238] RAX: 0000000000000021 RBX: ffffea00047d0e00 RCX: +> [ 694.574917] task: ffff880137178040 task.stack: ffffc900019d4000 +> [ 694.575650] RIP: 0010:__delete_from_page_cache+0x344/0x410 +> [ 694.576409] RSP: 0018:ffffc900019d7a88 EFLAGS: 00010082 +> [ 694.577238] RAX: 0000000000000021 RBX: ffffea00047d0e00 RCX: > 0000000000000006 -> [A A 694.578537] RDX: 0000000000000000 RSI: 0000000000000096 RDI: +> [ 694.578537] RDX: 0000000000000000 RSI: 0000000000000096 RDI: > ffff88023fd0db90 -> [A A 694.579774] RBP: ffffc900019d7ad8 R08: 00000000000882b6 R09: +> [ 694.579774] RBP: ffffc900019d7ad8 R08: 00000000000882b6 R09: > 000000000000028a -> [A A 694.580754] R10: ffffc900019d7da8 R11: ffffffff8211184d R12: +> [ 694.580754] R10: ffffc900019d7da8 R11: ffffffff8211184d R12: > ffffea00047d0e00 -> [A A 694.582040] R13: 0000000000000000 R14: 0000000000000202 R15: +> [ 694.582040] R13: 0000000000000000 R14: 0000000000000202 R15: > ffff8801384439e8 -> [A A 694.583236] FS:A A 0000000000000000(0000) GS:ffff88023fd00000(0000) +> [ 694.583236] FS: 0000000000000000(0000) GS:ffff88023fd00000(0000) > knlGS:0000000000000000 -> [A A 694.584607] CS:A A 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 -> [A A 694.585409] CR2: 00007ff77a8da618 CR3: 0000000001e09000 CR4: +> [ 694.584607] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 +> [ 694.585409] CR2: 00007ff77a8da618 CR3: 0000000001e09000 CR4: > 00000000001406e0 -> [A A 694.586547] Call Trace: -> [A A 694.586996]A A delete_from_page_cache+0x54/0x110 -> [A A 694.587481]A A truncate_inode_page+0xab/0x120 -> [A A 694.588110]A A shmem_undo_range+0x498/0xa50 -> [A A 694.588813]A A ? save_stack_trace+0x1b/0x20 -> [A A 694.589529]A A ? set_track+0x70/0x140 -> [A A 694.590150]A A ? init_object+0x69/0xa0 -> [A A 694.590722]A A ? __inode_wait_for_writeback+0x73/0xe0 -> [A A 694.591525]A A shmem_truncate_range+0x16/0x40 -> [A A 694.592268]A A shmem_evict_inode+0xb1/0x190 -> [A A 694.592735]A A evict+0xbb/0x1c0 -> [A A 694.593147]A A iput+0x1c0/0x210 -> [A A 694.593497]A A dentry_unlink_inode+0xb4/0x150 -> [A A 694.593982]A A __dentry_kill+0xc1/0x150 -> [A A 694.594400]A A dput+0x1c8/0x1e0 -> [A A 694.594745]A A __fput+0x172/0x1e0 -> [A A 694.595103]A A ____fput+0xe/0x10 -> [A A 694.595463]A A task_work_run+0x80/0xa0 -> [A A 694.595886]A A do_exit+0x2d6/0xb50 -> [A A 694.596323]A A ? __do_page_fault+0x288/0x4a0 -> [A A 694.596818]A A do_group_exit+0x47/0xb0 -> [A A 694.597249]A A SyS_exit_group+0x14/0x20 -> [A A 694.597682]A A entry_SYSCALL_64_fastpath+0x1a/0xa5 -> [A A 694.598198] RIP: 0033:0x7ff77a5e78c8 -> [A A 694.598612] RSP: 002b:00007ffc5aece318 EFLAGS: 00000246 ORIG_RAX: +> [ 694.586547] Call Trace: +> [ 694.586996] delete_from_page_cache+0x54/0x110 +> [ 694.587481] truncate_inode_page+0xab/0x120 +> [ 694.588110] shmem_undo_range+0x498/0xa50 +> [ 694.588813] ? save_stack_trace+0x1b/0x20 +> [ 694.589529] ? set_track+0x70/0x140 +> [ 694.590150] ? init_object+0x69/0xa0 +> [ 694.590722] ? __inode_wait_for_writeback+0x73/0xe0 +> [ 694.591525] shmem_truncate_range+0x16/0x40 +> [ 694.592268] shmem_evict_inode+0xb1/0x190 +> [ 694.592735] evict+0xbb/0x1c0 +> [ 694.593147] iput+0x1c0/0x210 +> [ 694.593497] dentry_unlink_inode+0xb4/0x150 +> [ 694.593982] __dentry_kill+0xc1/0x150 +> [ 694.594400] dput+0x1c8/0x1e0 +> [ 694.594745] __fput+0x172/0x1e0 +> [ 694.595103] ____fput+0xe/0x10 +> [ 694.595463] task_work_run+0x80/0xa0 +> [ 694.595886] do_exit+0x2d6/0xb50 +> [ 694.596323] ? __do_page_fault+0x288/0x4a0 +> [ 694.596818] do_group_exit+0x47/0xb0 +> [ 694.597249] SyS_exit_group+0x14/0x20 +> [ 694.597682] entry_SYSCALL_64_fastpath+0x1a/0xa5 +> [ 694.598198] RIP: 0033:0x7ff77a5e78c8 +> [ 694.598612] RSP: 002b:00007ffc5aece318 EFLAGS: 00000246 ORIG_RAX: > 00000000000000e7 -> [A A 694.599804] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: +> [ 694.599804] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: > 00007ff77a5e78c8 -> [A A 694.600609] RDX: 0000000000000000 RSI: 000000000000003c RDI: +> [ 694.600609] RDX: 0000000000000000 RSI: 000000000000003c RDI: > 0000000000000000 -> [A A 694.601424] RBP: 00007ff77a8da618 R08: 00000000000000e7 R09: +> [ 694.601424] RBP: 00007ff77a8da618 R08: 00000000000000e7 R09: > ffffffffffffff98 -> [A A 694.602224] R10: 0000000000000003 R11: 0000000000000246 R12: +> [ 694.602224] R10: 0000000000000003 R11: 0000000000000246 R12: > 0000000000000001 -> [A A 694.603151] R13: 00007ff77a8dbc60 R14: 0000000000000000 R15: +> [ 694.603151] R13: 00007ff77a8dbc60 R14: 0000000000000000 R15: > 0000000000000000 -> [A A 694.603984] Code: 60 f3 c5 81 e8 2e 7e 03 00 0f 0b 48 c7 c6 60 f3 +> [ 694.603984] Code: 60 f3 c5 81 e8 2e 7e 03 00 0f 0b 48 c7 c6 60 f3 > c5 81 4c 89 e7 e8 1d 7e 03 00 0f 0b 48 c7 c6 00 f4 c5 81 4c 89 e7 e8 > 0c 7e 03 00 <0f> 0b 48 c7 c6 38 f3 c5 81 4c 89 e7 e8 fb 7d 03 00 0f -> 0b 48 c7A -> [A A 694.606500] RIP: __delete_from_page_cache+0x344/0x410 RSP: +> 0b 48 c7 +> [ 694.606500] RIP: __delete_from_page_cache+0x344/0x410 RSP: > ffffc900019d7a88 -> [A A 694.607426] ---[ end trace 55e6b04ae95d8ce3 ]--- +> [ 694.607426] ---[ end trace 55e6b04ae95d8ce3 ]--- > -> BTW, this was on 4.13.0-rc3 + your patches.A A Simple test program is +> BTW, this was on 4.13.0-rc3 + your patches. Simple test program is > below. -> - --- -To unsubscribe, send a message with 'unsubscribe linux-mm' in -the body to majordomo@kvack.org. For more info on Linux MM, -see: http://www.linux-mm.org/ . -Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a> +> diff --git a/a/content_digest b/N1/content_digest index 615ac26..3e25c63 100644 --- a/a/content_digest +++ b/N1/content_digest @@ -31,12 +31,12 @@ "> > empty.\n" "> > \n" "> This didn't seem 'quite right' to me for shared mappings and/or file\n" - "> backed mappings.A A I wasn't exactly sure what it 'should' do in such\n" - "> cases.A A So, I tried it with a mapping created as follows:\n" + "> backed mappings.\302\240\302\240I wasn't exactly sure what it 'should' do in such\n" + "> cases.\302\240\302\240So, I tried it with a mapping created as follows:\n" "> \n" "> addr = mmap(ADDR, page_size,\n" - "> A A A A A A A A A A A A A A A A A A A A A A A A PROT_READ | PROT_WRITE,\n" - "> A A A A A A A A A A A A A A A A A A A A A A A A MAP_ANONYMOUS|MAP_SHARED, -1, 0);\n" + "> \302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240PROT_READ | PROT_WRITE,\n" + "> \302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240\302\240MAP_ANONYMOUS|MAP_SHARED, -1, 0);\n" "\n" "Your test program is pretty much the same I used, except I\n" "used MAP_PRIVATE instead of MAP_SHARED.\n" @@ -47,10 +47,10 @@ "> When setting MADV_WIPEONFORK on the vma/mapping, I got the following\n" "> at task exit time:\n" "> \n" - "> [A A 694.558290] ------------[ cut here ]------------\n" - "> [A A 694.558978] kernel BUG at mm/filemap.c:212!\n" - "> [A A 694.559476] invalid opcode: 0000 [#1] SMP\n" - "> [A A 694.560023] Modules linked in: ip6t_REJECT nf_reject_ipv6\n" + "> [\302\240\302\240694.558290] ------------[ cut here ]------------\n" + "> [\302\240\302\240694.558978] kernel BUG at mm/filemap.c:212!\n" + "> [\302\240\302\240694.559476] invalid opcode: 0000 [#1] SMP\n" + "> [\302\240\302\240694.560023] Modules linked in: ip6t_REJECT nf_reject_ipv6\n" "> ip6t_rpfilter xt_conntrack ebtable_broute bridge stp llc ebtable_nat\n" "> ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6\n" "> ip6table_raw ip6table_mangle ip6table_security iptable_nat\n" @@ -63,82 +63,76 @@ "> 9pnet parport_pc snd parport i2c_piix4 soundcore nfsd auth_rpcgss\n" "> nfs_acl lockd grace sunrpc virtio_net virtio_blk virtio_console\n" "> 8139too qxl drm_kms_helper ttm drm serio_raw 8139cp\n" - "> [A A 694.571554]A A mii virtio_pci ata_generic virtio_ring virtio\n" + "> [\302\240\302\240694.571554]\302\240\302\240mii virtio_pci ata_generic virtio_ring virtio\n" "> pata_acpi\n" - "> [A A 694.572608] CPU: 3 PID: 1200 Comm: test_wipe2 Not tainted 4.13.0-\n" + "> [\302\240\302\240694.572608] CPU: 3 PID: 1200 Comm: test_wipe2 Not tainted 4.13.0-\n" "> rc3+ #8\n" - "> [A A 694.573778] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996),\n" + "> [\302\240\302\240694.573778] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996),\n" "> BIOS 1.9.1-1.fc24 04/01/2014\n" - "> [A A 694.574917] task: ffff880137178040 task.stack: ffffc900019d4000\n" - "> [A A 694.575650] RIP: 0010:__delete_from_page_cache+0x344/0x410\n" - "> [A A 694.576409] RSP: 0018:ffffc900019d7a88 EFLAGS: 00010082\n" - "> [A A 694.577238] RAX: 0000000000000021 RBX: ffffea00047d0e00 RCX:\n" + "> [\302\240\302\240694.574917] task: ffff880137178040 task.stack: ffffc900019d4000\n" + "> [\302\240\302\240694.575650] RIP: 0010:__delete_from_page_cache+0x344/0x410\n" + "> [\302\240\302\240694.576409] RSP: 0018:ffffc900019d7a88 EFLAGS: 00010082\n" + "> [\302\240\302\240694.577238] RAX: 0000000000000021 RBX: ffffea00047d0e00 RCX:\n" "> 0000000000000006\n" - "> [A A 694.578537] RDX: 0000000000000000 RSI: 0000000000000096 RDI:\n" + "> [\302\240\302\240694.578537] RDX: 0000000000000000 RSI: 0000000000000096 RDI:\n" "> ffff88023fd0db90\n" - "> [A A 694.579774] RBP: ffffc900019d7ad8 R08: 00000000000882b6 R09:\n" + "> [\302\240\302\240694.579774] RBP: ffffc900019d7ad8 R08: 00000000000882b6 R09:\n" "> 000000000000028a\n" - "> [A A 694.580754] R10: ffffc900019d7da8 R11: ffffffff8211184d R12:\n" + "> [\302\240\302\240694.580754] R10: ffffc900019d7da8 R11: ffffffff8211184d R12:\n" "> ffffea00047d0e00\n" - "> [A A 694.582040] R13: 0000000000000000 R14: 0000000000000202 R15:\n" + "> [\302\240\302\240694.582040] R13: 0000000000000000 R14: 0000000000000202 R15:\n" "> ffff8801384439e8\n" - "> [A A 694.583236] FS:A A 0000000000000000(0000) GS:ffff88023fd00000(0000)\n" + "> [\302\240\302\240694.583236] FS:\302\240\302\2400000000000000000(0000) GS:ffff88023fd00000(0000)\n" "> knlGS:0000000000000000\n" - "> [A A 694.584607] CS:A A 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n" - "> [A A 694.585409] CR2: 00007ff77a8da618 CR3: 0000000001e09000 CR4:\n" + "> [\302\240\302\240694.584607] CS:\302\240\302\2400010 DS: 0000 ES: 0000 CR0: 0000000080050033\n" + "> [\302\240\302\240694.585409] CR2: 00007ff77a8da618 CR3: 0000000001e09000 CR4:\n" "> 00000000001406e0\n" - "> [A A 694.586547] Call Trace:\n" - "> [A A 694.586996]A A delete_from_page_cache+0x54/0x110\n" - "> [A A 694.587481]A A truncate_inode_page+0xab/0x120\n" - "> [A A 694.588110]A A shmem_undo_range+0x498/0xa50\n" - "> [A A 694.588813]A A ? save_stack_trace+0x1b/0x20\n" - "> [A A 694.589529]A A ? set_track+0x70/0x140\n" - "> [A A 694.590150]A A ? init_object+0x69/0xa0\n" - "> [A A 694.590722]A A ? __inode_wait_for_writeback+0x73/0xe0\n" - "> [A A 694.591525]A A shmem_truncate_range+0x16/0x40\n" - "> [A A 694.592268]A A shmem_evict_inode+0xb1/0x190\n" - "> [A A 694.592735]A A evict+0xbb/0x1c0\n" - "> [A A 694.593147]A A iput+0x1c0/0x210\n" - "> [A A 694.593497]A A dentry_unlink_inode+0xb4/0x150\n" - "> [A A 694.593982]A A __dentry_kill+0xc1/0x150\n" - "> [A A 694.594400]A A dput+0x1c8/0x1e0\n" - "> [A A 694.594745]A A __fput+0x172/0x1e0\n" - "> [A A 694.595103]A A ____fput+0xe/0x10\n" - "> [A A 694.595463]A A task_work_run+0x80/0xa0\n" - "> [A A 694.595886]A A do_exit+0x2d6/0xb50\n" - "> [A A 694.596323]A A ? __do_page_fault+0x288/0x4a0\n" - "> [A A 694.596818]A A do_group_exit+0x47/0xb0\n" - "> [A A 694.597249]A A SyS_exit_group+0x14/0x20\n" - "> [A A 694.597682]A A entry_SYSCALL_64_fastpath+0x1a/0xa5\n" - "> [A A 694.598198] RIP: 0033:0x7ff77a5e78c8\n" - "> [A A 694.598612] RSP: 002b:00007ffc5aece318 EFLAGS: 00000246 ORIG_RAX:\n" + "> [\302\240\302\240694.586547] Call Trace:\n" + "> [\302\240\302\240694.586996]\302\240\302\240delete_from_page_cache+0x54/0x110\n" + "> [\302\240\302\240694.587481]\302\240\302\240truncate_inode_page+0xab/0x120\n" + "> [\302\240\302\240694.588110]\302\240\302\240shmem_undo_range+0x498/0xa50\n" + "> [\302\240\302\240694.588813]\302\240\302\240? save_stack_trace+0x1b/0x20\n" + "> [\302\240\302\240694.589529]\302\240\302\240? set_track+0x70/0x140\n" + "> [\302\240\302\240694.590150]\302\240\302\240? init_object+0x69/0xa0\n" + "> [\302\240\302\240694.590722]\302\240\302\240? __inode_wait_for_writeback+0x73/0xe0\n" + "> [\302\240\302\240694.591525]\302\240\302\240shmem_truncate_range+0x16/0x40\n" + "> [\302\240\302\240694.592268]\302\240\302\240shmem_evict_inode+0xb1/0x190\n" + "> [\302\240\302\240694.592735]\302\240\302\240evict+0xbb/0x1c0\n" + "> [\302\240\302\240694.593147]\302\240\302\240iput+0x1c0/0x210\n" + "> [\302\240\302\240694.593497]\302\240\302\240dentry_unlink_inode+0xb4/0x150\n" + "> [\302\240\302\240694.593982]\302\240\302\240__dentry_kill+0xc1/0x150\n" + "> [\302\240\302\240694.594400]\302\240\302\240dput+0x1c8/0x1e0\n" + "> [\302\240\302\240694.594745]\302\240\302\240__fput+0x172/0x1e0\n" + "> [\302\240\302\240694.595103]\302\240\302\240____fput+0xe/0x10\n" + "> [\302\240\302\240694.595463]\302\240\302\240task_work_run+0x80/0xa0\n" + "> [\302\240\302\240694.595886]\302\240\302\240do_exit+0x2d6/0xb50\n" + "> [\302\240\302\240694.596323]\302\240\302\240? __do_page_fault+0x288/0x4a0\n" + "> [\302\240\302\240694.596818]\302\240\302\240do_group_exit+0x47/0xb0\n" + "> [\302\240\302\240694.597249]\302\240\302\240SyS_exit_group+0x14/0x20\n" + "> [\302\240\302\240694.597682]\302\240\302\240entry_SYSCALL_64_fastpath+0x1a/0xa5\n" + "> [\302\240\302\240694.598198] RIP: 0033:0x7ff77a5e78c8\n" + "> [\302\240\302\240694.598612] RSP: 002b:00007ffc5aece318 EFLAGS: 00000246 ORIG_RAX:\n" "> 00000000000000e7\n" - "> [A A 694.599804] RAX: ffffffffffffffda RBX: 0000000000000000 RCX:\n" + "> [\302\240\302\240694.599804] RAX: ffffffffffffffda RBX: 0000000000000000 RCX:\n" "> 00007ff77a5e78c8\n" - "> [A A 694.600609] RDX: 0000000000000000 RSI: 000000000000003c RDI:\n" + "> [\302\240\302\240694.600609] RDX: 0000000000000000 RSI: 000000000000003c RDI:\n" "> 0000000000000000\n" - "> [A A 694.601424] RBP: 00007ff77a8da618 R08: 00000000000000e7 R09:\n" + "> [\302\240\302\240694.601424] RBP: 00007ff77a8da618 R08: 00000000000000e7 R09:\n" "> ffffffffffffff98\n" - "> [A A 694.602224] R10: 0000000000000003 R11: 0000000000000246 R12:\n" + "> [\302\240\302\240694.602224] R10: 0000000000000003 R11: 0000000000000246 R12:\n" "> 0000000000000001\n" - "> [A A 694.603151] R13: 00007ff77a8dbc60 R14: 0000000000000000 R15:\n" + "> [\302\240\302\240694.603151] R13: 00007ff77a8dbc60 R14: 0000000000000000 R15:\n" "> 0000000000000000\n" - "> [A A 694.603984] Code: 60 f3 c5 81 e8 2e 7e 03 00 0f 0b 48 c7 c6 60 f3\n" + "> [\302\240\302\240694.603984] Code: 60 f3 c5 81 e8 2e 7e 03 00 0f 0b 48 c7 c6 60 f3\n" "> c5 81 4c 89 e7 e8 1d 7e 03 00 0f 0b 48 c7 c6 00 f4 c5 81 4c 89 e7 e8\n" "> 0c 7e 03 00 <0f> 0b 48 c7 c6 38 f3 c5 81 4c 89 e7 e8 fb 7d 03 00 0f\n" - "> 0b 48 c7A \n" - "> [A A 694.606500] RIP: __delete_from_page_cache+0x344/0x410 RSP:\n" + "> 0b 48 c7\302\240\n" + "> [\302\240\302\240694.606500] RIP: __delete_from_page_cache+0x344/0x410 RSP:\n" "> ffffc900019d7a88\n" - "> [A A 694.607426] ---[ end trace 55e6b04ae95d8ce3 ]---\n" + "> [\302\240\302\240694.607426] ---[ end trace 55e6b04ae95d8ce3 ]---\n" "> \n" - "> BTW, this was on 4.13.0-rc3 + your patches.A A Simple test program is\n" + "> BTW, this was on 4.13.0-rc3 + your patches.\302\240\302\240Simple test program is\n" "> below.\n" - "> \n" - "\n" - "--\n" - "To unsubscribe, send a message with 'unsubscribe linux-mm' in\n" - "the body to majordomo@kvack.org. For more info on Linux MM,\n" - "see: http://www.linux-mm.org/ .\n" - "Don't email: <a href=mailto:\"dont@kvack.org\"> email@kvack.org </a>" + > -b54466569627e44c622aeec563fa88c1faa988293cd6655852e143f83eeca6a9 +418a70361eea213b9e1c230c3cf5d2b8bf5dae761ea71d1482d9ab514ea930c3
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