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Wed, 26 Jun 2024 19:20:03 -0700 (PDT) Date: Wed, 26 Jun 2024 19:20:03 -0700 In-Reply-To: <20240627015934.1159978-1-lizhi.xu@windriver.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000c84078061bd5c43f@google.com> Subject: Re: [syzbot] [jfs?] INFO: task hung in txBegin From: syzbot To: linux-kernel@vger.kernel.org, lizhi.xu@windriver.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Hello, syzbot tried to test the proposed patch but the build/boot failed: itialized [ 12.450194][ T1] Bluetooth: RFCOMM socket layer initialized [ 12.456398][ T1] Bluetooth: RFCOMM ver 1.11 [ 12.461045][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 12.467274][ T1] Bluetooth: BNEP filters: protocol multicast [ 12.473507][ T1] Bluetooth: BNEP socket layer initialized [ 12.479400][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 12.485274][ T1] Bluetooth: CMTP socket layer initialized [ 12.491147][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 12.498194][ T1] Bluetooth: HIDP socket layer initialized [ 12.507632][ T1] NET: Registered PF_RXRPC protocol family [ 12.513531][ T1] Key type rxrpc registered [ 12.518063][ T1] Key type rxrpc_s registered [ 12.523550][ T1] NET: Registered PF_KCM protocol family [ 12.530117][ T1] lec:lane_module_init: lec.c: initialized [ 12.536001][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 12.541990][ T1] l2tp_core: L2TP core driver, V2.0 [ 12.547437][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 12.553068][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 12.559736][ T1] l2tp_netlink: L2TP netlink interface [ 12.565426][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 12.572210][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2= TPv3) [ 12.579806][ T1] NET: Registered PF_PHONET protocol family [ 12.586291][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 12.605218][ T1] DCCP: Activated CCID 2 (TCP-like) [ 12.610742][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 12.617954][ T1] DCCP is deprecated and scheduled to be removed in 20= 25, please contact the netdev mailing list [ 12.629617][ T1] sctp: Hash tables configured (bind 32/56) [ 12.637290][ T1] NET: Registered PF_RDS protocol family [ 12.643689][ T1] Registered RDS/infiniband transport [ 12.650504][ T1] Registered RDS/tcp transport [ 12.655260][ T1] tipc: Activated (version 2.0.0) [ 12.661683][ T1] NET: Registered PF_TIPC protocol family [ 12.668462][ T1] tipc: Started in single node mode [ 12.674475][ T1] NET: Registered PF_SMC protocol family [ 12.680577][ T1] 9pnet: Installing 9P2000 support [ 12.686466][ T1] NET: Registered PF_CAIF protocol family [ 12.696408][ T1] NET: Registered PF_IEEE802154 protocol family [ 12.702904][ T1] Key type dns_resolver registered [ 12.708146][ T1] Key type ceph registered [ 12.713281][ T1] libceph: loaded (mon/osd proto 15/24) [ 12.720605][ T1] batman_adv: B.A.T.M.A.N. advanced 2024.2 (compatibil= ity version 15) loaded [ 12.730351][ T1] openvswitch: Open vSwitch switching datapath [ 12.739867][ T1] NET: Registered PF_VSOCK protocol family [ 12.746313][ T1] mpls_gso: MPLS GSO support [ 12.768127][ T1] IPI shorthand broadcast: enabled [ 12.773633][ T1] AVX2 version of gcm_enc/dec engaged. [ 12.779675][ T1] AES CTR mode by8 optimization enabled [ 14.227701][ T1] sched_clock: Marking stable (14190061000, 35522337)-= >(14229701277, -4117940) [ 14.241866][ T1] Timer migration: 1 hierarchy levels; 8 children per = group; 0 crossnode level [ 14.253943][ T1] registered taskstats version 1 [ 14.270550][ T1] Loading compiled-in X.509 certificates [ 14.280599][ T1] Loaded X.509 cert 'Build time autogenerated kernel k= ey: 4d8a14ab1354649e588ef893344f8a054513da14' [ 14.601155][ T1] zswap: loaded using pool lzo/zsmalloc [ 14.608936][ T1] Demotion targets for Node 0: null [ 14.614169][ T1] Demotion targets for Node 1: null [ 14.628617][ T1] debug_vm_pgtable: [debug_vm_pgtable ]: Valid= ating architecture page table helpers [ 17.258079][ T1] Key type .fscrypt registered [ 17.263049][ T1] Key type fscrypt-provisioning registered [ 17.276013][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 17.300345][ T1] Btrfs loaded, assert=3Don, ref-verify=3Don, zoned=3D= yes, fsverity=3Dyes [ 17.309004][ T1] Key type big_key registered [ 17.323034][ T1] Key type encrypted registered [ 17.328323][ T1] ima: No TPM chip found, activating TPM-bypass! [ 17.334853][ T1] Loading compiled-in module X.509 certificates [ 17.344084][ T1] Loaded X.509 cert 'Build time autogenerated kernel k= ey: 4d8a14ab1354649e588ef893344f8a054513da14' [ 17.354904][ T1] ima: Allocated hash algorithm: sha256 [ 17.360822][ T1] ima: No architecture policies found [ 17.366993][ T1] evm: Initialising EVM extended attributes: [ 17.372956][ T1] evm: security.selinux (disabled) [ 17.378069][ T1] evm: security.SMACK64 [ 17.382213][ T1] evm: security.SMACK64EXEC [ 17.386715][ T1] evm: security.SMACK64TRANSMUTE [ 17.391638][ T1] evm: security.SMACK64MMAP [ 17.396145][ T1] evm: security.apparmor (disabled) [ 17.401333][ T1] evm: security.ima [ 17.405130][ T1] evm: security.capability [ 17.409889][ T1] evm: HMAC attrs: 0x1 [ 17.416387][ T1] PM: Magic number: 12:853:157 [ 17.421445][ T1] usb usb36-port8: hash matches [ 17.426621][ T1] bdi 1:9: hash matches [ 17.431495][ T1] printk: legacy console [netcon0] enabled [ 17.437427][ T1] netconsole: network logging started [ 17.443443][ T1] gtp: GTP module loaded (pdp ctx size 128 bytes) [ 17.451315][ T1] rdma_rxe: loaded [ 17.455890][ T1] cfg80211: Loading compiled-in X.509 certificates for= regulatory database [ 17.468001][ T1] Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 17.477349][ T1] Loaded X.509 cert 'wens: 61c038651aabdcf94bd0ac7ff06= c7248db18c600' [ 17.487009][ T786] platform regulatory.0: Direct firmware load for regu= latory.db failed with error -2 [ 17.499048][ T1] clk: Disabling unused clocks [ 17.503984][ T1] ALSA device list: [ 17.507873][ T786] platform regulatory.0: Falling back to sysfs fallbac= k for: regulatory.db [ 17.515939][ T1] #0: Dummy 1 [ 17.520114][ T1] #1: Loopback 1 [ 17.523819][ T1] #2: Virtual MIDI Card 1 [ 17.531956][ T1] md: Waiting for all devices to be available before a= utodetect [ 17.539623][ T1] md: If you don't use raid, use raid=3Dnoautodetect [ 17.546155][ T1] md: Autodetecting RAID arrays. [ 17.551160][ T1] md: autorun ... [ 17.554815][ T1] md: ... autorun DONE. [ 17.623375][ T1] EXT4-fs (sda1): mounted filesystem 5941fea2-f5fa-4b4= e-b5ef-9af118b27b95 ro with ordered data mode. Quota mode: none. [ 17.636264][ T1] VFS: Mounted root (ext4 filesystem) readonly on devi= ce 8:1. [ 17.649480][ T1] devtmpfs: mounted [ 17.737799][ T1] Freeing unused kernel image (initmem) memory: 25888K [ 17.748732][ T1] Write protecting the kernel read-only data: 212992k [ 17.766778][ T1] Freeing unused kernel image (rodata/data gap) memory= : 756K [ 17.872267][ T1] x86/mm: Checked W+X mappings: passed, no W+X pages f= ound. [ 17.880469][ T1] x86/mm: Checking user space page tables [ 17.972322][ T1] x86/mm: Checked W+X mappings: passed, no W+X pages f= ound. [ 17.985697][ T1] Failed to set sysctl parameter 'max_rcu_stall_to_pan= ic=3D1': parameter not found [ 17.995475][ T1] Run /sbin/init as init process [ 18.362152][ T4502] mount (4502) used greatest stack depth: 23680 bytes = left [ 18.417722][ T4503] EXT4-fs (sda1): re-mounted 5941fea2-f5fa-4b4e-b5ef-9= af118b27b95 r/w. Quota mode: none. [ 18.432004][ T4503] mount (4503) used greatest stack depth: 23608 bytes = left mount: mounting selinuxfs on /sys/fs/selinux failed: No such file or direct= ory [ 18.598864][ T4506] mount (4506) used greatest stack depth: 20672 bytes = left Starting syslogd: OK Starting acpid: OK Starting klogd: OK Running sysctl: OK Populating /dev using udev: [ 19.589483][ T4536] udevd[4536]: starting ve= rsion 3.2.11 [ 19.881043][ T4537] udevd[4537]: starting eudev-3.2.11 [ 19.883595][ T4536] udevd (4536) used greatest stack depth: 18776 bytes = left [ 23.456570][ T2487] Oops: general protection fault, probably for non-can= onical address 0xdffffc000000001c: 0000 [#1] PREEMPT SMP KASAN PTI [ 23.469312][ T2487] KASAN: null-ptr-deref in range [0x00000000000000e0-0= x00000000000000e7] [ 23.477745][ T2487] CPU: 0 PID: 2487 Comm: kworker/u8:9 Not tainted 6.10= .0-rc4-syzkaller-00148-g50736169ecc8-dirty #0 [ 23.488606][ T2487] Hardware name: Google Google Compute Engine/Google C= ompute Engine, BIOS Google 06/07/2024 [ 23.498891][ T2487] Workqueue: writeback wb_workfn (flush-8:0) [ 23.504940][ T2487] RIP: 0010:__lock_acquire+0x6a/0x1fd0 [ 23.510524][ T2487] Code: df 0f b6 04 30 84 c0 0f 85 4b 16 00 00 83 3d c= 8 e1 39 0e 00 0f 84 1c 11 00 00 83 3d bf 9d ad 0c 00 74 2c 4c 89 e0 48 c1 e= 8 03 <80> 3c 30 00 74 12 4c 89 e7 e8 28 1d 86 00 48 be 00 00 00 00 00 fc [ 23.530239][ T2487] RSP: 0018:ffffc900097874f0 EFLAGS: 00010002 [ 23.536424][ T2487] RAX: 000000000000001c RBX: 0000000000000000 RCX: 000= 0000000000000 [ 23.544419][ T2487] RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 000= 00000000000e0 [ 23.552415][ T2487] RBP: 0000000000000000 R08: 0000000000000001 R09: 000= 0000000000000 [ 23.560670][ T2487] R10: dffffc0000000000 R11: fffffbfff1f58356 R12: 000= 00000000000e0 [ 23.568661][ T2487] R13: 0000000000000000 R14: ffff88802a7a3c00 R15: 000= 0000000000000 [ 23.576662][ T2487] FS: 0000000000000000(0000) GS:ffff8880b9400000(0000= ) knlGS:0000000000000000 [ 23.585609][ T2487] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.592299][ T2487] CR2: 00007f77ff6ed907 CR3: 000000001f0a4000 CR4: 000= 00000003506f0 [ 23.600343][ T2487] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 000= 0000000000000 [ 23.608338][ T2487] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 000= 0000000000400 [ 23.616341][ T2487] Call Trace: [ 23.619811][ T2487] [ 23.622841][ T2487] ? __die_body+0x88/0xe0 [ 23.627291][ T2487] ? die_addr+0x108/0x140 [ 23.631844][ T2487] ? exc_general_protection+0x3dd/0x5d0 [ 23.637448][ T2487] ? asm_exc_general_protection+0x26/0x30 [ 23.643205][ T2487] ? __lock_acquire+0x6a/0x1fd0 [ 23.648379][ T2487] lock_acquire+0x1ed/0x550 [ 23.653004][ T2487] ? wb_writeback+0x13a/0xd80 [ 23.657730][ T2487] ? __pfx_lock_acquire+0x10/0x10 [ 23.662789][ T2487] ? __lock_acquire+0x1346/0x1fd0 [ 23.667840][ T2487] ? __pfx___might_resched+0x10/0x10 [ 23.673653][ T2487] ? __asan_memset+0x23/0x50 [ 23.678272][ T2487] down_write+0x3a/0x50 [ 23.682535][ T2487] ? wb_writeback+0x13a/0xd80 [ 23.687231][ T2487] wb_writeback+0x13a/0xd80 [ 23.691774][ T2487] ? mark_lock+0x9a/0x350 [ 23.696126][ T2487] ? __pfx_wb_writeback+0x10/0x10 [ 23.701173][ T2487] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 23.707179][ T2487] wb_workfn+0xba1/0x1090 [ 23.711621][ T2487] ? __pfx_wb_workfn+0x10/0x10 [ 23.716432][ T2487] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 23.722440][ T2487] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 23.728884][ T2487] ? process_scheduled_works+0x945/0x1830 [ 23.734721][ T2487] process_scheduled_works+0xa2c/0x1830 [ 23.740393][ T2487] ? __pfx_process_scheduled_works+0x10/0x10 [ 23.746411][ T2487] ? assign_work+0x364/0x3d0 [ 23.751113][ T2487] worker_thread+0x86d/0xd70 [ 23.755744][ T2487] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 23.761710][ T2487] ? __kthread_parkme+0x169/0x1d0 [ 23.766764][ T2487] ? __pfx_worker_thread+0x10/0x10 [ 23.772004][ T2487] kthread+0x2f0/0x390 [ 23.776101][ T2487] ? __pfx_worker_thread+0x10/0x10 [ 23.781334][ T2487] ? __pfx_kthread+0x10/0x10 [ 23.786212][ T2487] ret_from_fork+0x4b/0x80 [ 23.790664][ T2487] ? __pfx_kthread+0x10/0x10 [ 23.795373][ T2487] ret_from_fork_asm+0x1a/0x30 [ 23.800262][ T2487] [ 23.803312][ T2487] Modules linked in: [ 23.807246][ T2487] ---[ end trace 0000000000000000 ]--- [ 23.812972][ T2487] RIP: 0010:__lock_acquire+0x6a/0x1fd0 [ 23.818459][ T2487] Code: df 0f b6 04 30 84 c0 0f 85 4b 16 00 00 83 3d c= 8 e1 39 0e 00 0f 84 1c 11 00 00 83 3d bf 9d ad 0c 00 74 2c 4c 89 e0 48 c1 e= 8 03 <80> 3c 30 00 74 12 4c 89 e7 e8 28 1d 86 00 48 be 00 00 00 00 00 fc [ 23.838435][ T2487] RSP: 0018:ffffc900097874f0 EFLAGS: 00010002 [ 23.844527][ T2487] RAX: 000000000000001c RBX: 0000000000000000 RCX: 000= 0000000000000 [ 23.852515][ T2487] RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 000= 00000000000e0 [ 23.860505][ T2487] RBP: 0000000000000000 R08: 0000000000000001 R09: 000= 0000000000000 [ 23.868584][ T2487] R10: dffffc0000000000 R11: fffffbfff1f58356 R12: 000= 00000000000e0 [ 23.876574][ T2487] R13: 0000000000000000 R14: ffff88802a7a3c00 R15: 000= 0000000000000 [ 23.884566][ T2487] FS: 0000000000000000(0000) GS:ffff8880b9400000(0000= ) knlGS:0000000000000000 [ 23.893785][ T2487] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.900586][ T2487] CR2: 00007f77ff6ed907 CR3: 000000001f0a4000 CR4: 000= 00000003506f0 [ 23.908579][ T2487] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 000= 0000000000000 [ 23.916664][ T2487] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 000= 0000000000400 [ 23.924658][ T2487] Kernel panic - not syncing: Fatal exception [ 23.931104][ T2487] Kernel Offset: disabled [ 23.935520][ T2487] Rebooting in 86400 seconds.. syzkaller build log: go env (err=3D) GO111MODULE=3D'auto' GOARCH=3D'amd64' GOBIN=3D'' GOCACHE=3D'/syzkaller/.cache/go-build' GOENV=3D'/syzkaller/.config/go/env' GOEXE=3D'' GOEXPERIMENT=3D'' GOFLAGS=3D'' GOHOSTARCH=3D'amd64' GOHOSTOS=3D'linux' GOINSECURE=3D'' GOMODCACHE=3D'/syzkaller/jobs-2/linux/gopath/pkg/mod' GONOPROXY=3D'' GONOSUMDB=3D'' GOOS=3D'linux' GOPATH=3D'/syzkaller/jobs-2/linux/gopath' GOPRIVATE=3D'' GOPROXY=3D'https://proxy.golang.org,direct' GOROOT=3D'/usr/local/go' GOSUMDB=3D'sum.golang.org' GOTMPDIR=3D'' GOTOOLCHAIN=3D'auto' GOTOOLDIR=3D'/usr/local/go/pkg/tool/linux_amd64' GOVCS=3D'' GOVERSION=3D'go1.21.4' GCCGO=3D'gccgo' GOAMD64=3D'v1' AR=3D'ar' CC=3D'gcc' CXX=3D'g++' CGO_ENABLED=3D'1' GOMOD=3D'/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/go.= mod' GOWORK=3D'' CGO_CFLAGS=3D'-O2 -g' CGO_CPPFLAGS=3D'' CGO_CXXFLAGS=3D'-O2 -g' CGO_FFLAGS=3D'-O2 -g' CGO_LDFLAGS=3D'-O2 -g' PKG_CONFIG=3D'pkg-config' GOGCCFLAGS=3D'-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=3D0= -ffile-prefix-map=3D/tmp/go-build1113195296=3D/tmp/go-build -gno-record-gc= c-switches' git status (err=3D) HEAD detached at dac2aa43b4 nothing to commit, working tree clean tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified Makefile:31: run command via tools/syz-env for best compatibility, see: Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contribut= ing.md#using-syz-env go list -f '{{.Stale}}' ./sys/syz-sysgen | grep -q false || go install ./sy= s/syz-sysgen make .descriptions tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified Makefile:31: run command via tools/syz-env for best compatibility, see: Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contribut= ing.md#using-syz-env bin/syz-sysgen go fmt ./sys/... >/dev/null touch .descriptions GOOS=3Dlinux GOARCH=3Damd64 go build "-ldflags=3D-s -w -X github.com/google= /syzkaller/prog.GitRevision=3Ddac2aa43b4dbdbffa2c5e24a736096a6d928f633 -X '= github.com/google/syzkaller/prog.gitRevisionDate=3D20240620-104534'" "-tags= =3Dsyz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-fuzzer= github.com/google/syzkaller/syz-fuzzer GOOS=3Dlinux GOARCH=3Damd64 go build "-ldflags=3D-s -w -X github.com/google= /syzkaller/prog.GitRevision=3Ddac2aa43b4dbdbffa2c5e24a736096a6d928f633 -X '= github.com/google/syzkaller/prog.gitRevisionDate=3D20240620-104534'" "-tags= =3Dsyz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-execpr= og github.com/google/syzkaller/tools/syz-execprog mkdir -p ./bin/linux_amd64 g++ -o ./bin/linux_amd64/syz-executor executor/executor.cc \ -m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wfr= ame-larger-than=3D16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-forma= t-overflow -Wno-unused-but-set-variable -Wno-unused-command-line-argument -= static-pie -std=3Dc++17 -I. -Iexecutor/_include -fpermissive -w -DGOOS_linu= x=3D1 -DGOARCH_amd64=3D1 \ -DHOSTGOOS_linux=3D1 -DGIT_REVISION=3D\"dac2aa43b4dbdbffa2c5e24a736096a6d9= 28f633\" Error text is too large and was truncated, full error text is at: https://syzkaller.appspot.com/x/error.txt?x=3D15ee7dfa980000 Tested on: commit: 50736169 Merge tag 'for-6.10-rc4-tag' of git://git.ker.. git tree: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linu= x.git kernel config: https://syzkaller.appspot.com/x/.config?x=3D12f98862a3c0c79= 9 dashboard link: https://syzkaller.appspot.com/bug?extid=3Deda89a33c5856f66f= 823 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debia= n) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=3D12ee231e9800= 00