Re: [PATCH 6.1 000/225] 6.1.43-rc2 review

Guenter Roeck
2023-08-02T20:42:58Z

On 8/2/23 00:41, Greg Kroah-Hartman wrote:
> This is the start of the stable review cycle for the 6.1.43 release.
> There are 225 patches in this series, all will be posted as a response
> to this one. If anyone has any issues with these being applied, please
> let me know.
>
> Responses should be made by Fri, 04 Aug 2023 06:54:28 +0000.
> Anything received after that time might be too late.
>

I see crashes when booting with a f2fs root file system on arm-aspeed systems.

For whatever reason are the only f2fs tests I am running, so it is very likely
that f2fs is completely broken in this release candidate.

Guenter

---
[ 7.018008] 8<--- cut here ---
[ 7.018137] Unable to handle kernel NULL pointer dereference at virtual address 00000034
[ 7.018261] [00000034] *pgd=00000000
[ 7.018555] Internal error: Oops: 5 [#1] SMP ARM
[ 7.018754] CPU: 0 PID: 193 Comm: seedrng Not tainted 6.1.43-rc2-00226-gbdcf4e82a088 #1
[ 7.018897] Hardware name: Generic DT based system
[ 7.019011] PC is at f2fs_issue_flush+0x160/0x210
[ 7.019367] LR is at f2fs_do_sync_file+0x7c8/0xaa8
[ 7.019438] pc : [<8060fc94>] lr : [<805c63f0>] psr: 40000013
[ 7.019517] sp : e0c65e78 ip : 00000000 fp : 000001a7
[ 7.019586] r10: 00000000 r9 : 00000000 r8 : 000001a7
[ 7.019658] r7 : 8330e1c0 r6 : 83509000 r5 : 00000000 r4 : 00000034
[ 7.019744] r3 : e555c589 r2 : 82f36e00 r1 : 000001a7 r0 : 83509000
[ 7.019856] Flags: nZcv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
[ 7.019957] Control: 10c5387d Table: 840c006a DAC: 00000051
[ 7.020047] Register r0 information: slab kmalloc-4k start 83508000 data offset 4096 pointer offset 0 size 4096 allocated at f2fs_fill_super+0x50/0x22d4
[ 7.020619] kmalloc_trace+0x30/0x144
[ 7.020689] f2fs_fill_super+0x50/0x22d4
[ 7.020748] mount_bdev+0x174/0x1ac
[ 7.020802] f2fs_mount+0x1c/0x28
[ 7.020853] legacy_get_tree+0x2c/0x54
[ 7.020909] vfs_get_tree+0x2c/0xf4
[ 7.020961] path_mount+0x6ec/0xafc
[ 7.021013] init_mount+0x5c/0x88
[ 7.021065] do_mount_root+0x7c/0x10c
[ 7.021119] mount_block_root+0xcc/0x1e0
[ 7.021174] prepare_namespace+0x134/0x18c
[ 7.021231] kernel_init+0x1c/0x138
[ 7.021284] ret_from_fork+0x14/0x2c
[ 7.021345] Free path:
[ 7.021410] vfat_fill_super+0x20/0x2c
[ 7.021476] mount_bdev+0x174/0x1ac
[ 7.021530] vfat_mount+0x1c/0x28
[ 7.021581] legacy_get_tree+0x2c/0x54
[ 7.021636] vfs_get_tree+0x2c/0xf4
[ 7.021688] path_mount+0x6ec/0xafc
[ 7.021738] init_mount+0x5c/0x88
[ 7.021788] do_mount_root+0x7c/0x10c
[ 7.021841] mount_block_root+0xcc/0x1e0
[ 7.021896] prepare_namespace+0x134/0x18c
[ 7.021953] kernel_init+0x1c/0x138
[ 7.022004] ret_from_fork+0x14/0x2c
[ 7.022077] Register r1 information: non-paged memory
[ 7.022206] Register r2 information: slab kmalloc-192 start 82f36dc0 data offset 64 pointer offset 0 size 192 allocated at f2fs_build_segment_manager+0x40/0x2198
[ 7.022399] kmalloc_trace+0x30/0x144
[ 7.022454] f2fs_build_segment_manager+0x40/0x2198
[ 7.022518] f2fs_fill_super+0x1414/0x22d4
[ 7.022576] mount_bdev+0x174/0x1ac
[ 7.022628] f2fs_mount+0x1c/0x28
[ 7.022678] legacy_get_tree+0x2c/0x54
[ 7.022733] vfs_get_tree+0x2c/0xf4
[ 7.022787] path_mount+0x6ec/0xafc
[ 7.022839] init_mount+0x5c/0x88
[ 7.022890] do_mount_root+0x7c/0x10c
[ 7.022943] mount_block_root+0xcc/0x1e0
[ 7.022998] prepare_namespace+0x134/0x18c
[ 7.023055] kernel_init+0x1c/0x138
[ 7.023106] ret_from_fork+0x14/0x2c
[ 7.023158] Register r3 information: non-paged memory
[ 7.023247] Register r4 information: non-paged memory
[ 7.023316] Register r5 information: NULL pointer
[ 7.023380] Register r6 information: slab kmalloc-4k start 83508000 data offset 4096 pointer offset 0 size 4096 allocated at f2fs_fill_super+0x50/0x22d4
[ 7.023561] kmalloc_trace+0x30/0x144
[ 7.023615] f2fs_fill_super+0x50/0x22d4
[ 7.023672] mount_bdev+0x174/0x1ac
[ 7.023724] f2fs_mount+0x1c/0x28
[ 7.023774] legacy_get_tree+0x2c/0x54
[ 7.023829] vfs_get_tree+0x2c/0xf4
[ 7.023881] path_mount+0x6ec/0xafc
[ 7.023932] init_mount+0x5c/0x88
[ 7.023982] do_mount_root+0x7c/0x10c
[ 7.024035] mount_block_root+0xcc/0x1e0
[ 7.024090] prepare_namespace+0x134/0x18c
[ 7.024156] kernel_init+0x1c/0x138
[ 7.024208] ret_from_fork+0x14/0x2c
[ 7.024260] Free path:
[ 7.024298] vfat_fill_super+0x20/0x2c
[ 7.024352] mount_bdev+0x174/0x1ac
[ 7.024404] vfat_mount+0x1c/0x28
[ 7.024454] legacy_get_tree+0x2c/0x54
[ 7.024509] vfs_get_tree+0x2c/0xf4
[ 7.024560] path_mount+0x6ec/0xafc
[ 7.024612] init_mount+0x5c/0x88
[ 7.024661] do_mount_root+0x7c/0x10c
[ 7.024714] mount_block_root+0xcc/0x1e0
[ 7.024769] prepare_namespace+0x134/0x18c
[ 7.024826] kernel_init+0x1c/0x138
[ 7.024877] ret_from_fork+0x14/0x2c
[ 7.024929] Register r7 information: slab task_struct start 8330e180 data offset 64 pointer offset 0 allocated at copy_process+0x198/0x1580
[ 7.025096] copy_process+0x198/0x1580
[ 7.025151] kernel_clone+0x90/0x490
[ 7.025204] sys_fork+0x3c/0x58
[ 7.025253] ret_fast_syscall+0x0/0x54
[ 7.025319] Free path:
[ 7.025356] __do_softirq+0x118/0x3e4
[ 7.025409] Register r8 information: non-paged memory
[ 7.025477] Register r9 information: NULL pointer
[ 7.025541] Register r10 information: NULL pointer
[ 7.025605] Register r11 information: non-paged memory
[ 7.025673] Register r12 information: NULL pointer
[ 7.025745] Process seedrng (pid: 193, stack limit = 0xe0c64000)
[ 7.025856] Stack: (0xe0c65e78 to 0xe0c66000)
[ 7.025957] 5e60: 835093f0 8116b528
[ 7.026060] 5e80: 60000013 8330e8f8 805c65d4 00000001 000001a7 8017c2f0 835093b4 00000001
[ 7.026155] 5ea0: 83509000 00000001 00000000 e555c589 835093e0 e555c589 83cd7760 83509000
[ 7.026249] 5ec0: 8330e1c0 00000000 00000000 00000000 00000000 805c63f0 e0c65f0c 7fffffff
[ 7.026342] 5ee0: 836b0280 8116b528 60000013 81211d10 805c6714 83cd7a10 8330e1c0 8017c2f0
[ 7.026436] 5f00: 00000001 00000000 01010006 00000000 7fffffff 00000000 00000000 00000000
[ 7.026529] 5f20: 00000000 00000000 00000001 00000000 00000000 00000000 00000000 e555c589
[ 7.026624] 5f40: 00000000 ffffffff 7fffffff 836b0200 00000076 801002e8 8330e1c0 00000076
[ 7.026717] 5f60: 0053c8ca 805c6714 ffffffff 7fffffff 00000000 00000000 00000000 836b0200
[ 7.026811] 5f80: 00000000 8034ce00 ffffffff 7fffffff 00000000 76fba390 00000000 00000000
[ 7.026904] 5fa0: 7e9bed24 80100080 00000000 00000000 00000005 00000000 00000000 00000000
[ 7.026998] 5fc0: 00000000 00000000 7e9bed24 00000076 00000005 00000020 0053860b 0053c8ca
[ 7.027091] 5fe0: 7e9beb30 7e9beb20 76f5d110 76f5c4c4 60000010 00000005 00000000 00000000
[ 7.027249] f2fs_issue_flush from f2fs_do_sync_file+0x7c8/0xaa8
[ 7.027401] f2fs_do_sync_file from f2fs_sync_file+0x44/0x58
[ 7.027487] f2fs_sync_file from do_fsync+0x44/0x78
[ 7.027558] do_fsync from ret_fast_syscall+0x0/0x54
[ 7.027643] Exception stack(0xe0c65fa8 to 0xe0c65ff0)
[ 7.027727] 5fa0: 00000000 00000000 00000005 00000000 00000000 00000000
[ 7.027825] 5fc0: 00000000 00000000 7e9bed24 00000076 00000005 00000020 0053860b 0053c8ca
[ 7.027920] 5fe0: 7e9beb30 7e9beb20 76f5d110 76f5c4c4
[ 7.028099] Code: 1afffffa e59d0038 eaffffd7 f5d4f000 (e1943f9f)
[ 7.028502] ---[ end trace 0000000000000000 ]---