ci2 starts bisection 2023-04-20 21:34:06.899184578 +0000 UTC m=+42983.040084989 bisecting fixing commit since 8020ae3c051d1c9ec7b7a872e226f9720547649b building syzkaller on 7939252e4ddf50bbb9912069a40d32f6c83c4f8e ensuring issue is reproducible on original commit 8020ae3c051d1c9ec7b7a872e226f9720547649b testing commit 8020ae3c051d1c9ec7b7a872e226f9720547649b gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 3d24033d7469d7963369f1462d1221e34174630c102e97341a100bbfe2157d13 run #0: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc0164b0230] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #1: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc003ac8140] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #2: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc003ac80f0] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #3: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc003ac8410] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #4: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc003ac84b0] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #5: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc0018b8230] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #6: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc0018b85a0] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #7: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc00064c2d0] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #8: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc003ac8690] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #9: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc00064c8c0] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #10: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc01653e410] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #11: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc00064cbe0] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #12: crashed: BUG: unable to handle kernel paging request in txBegin run #13: crashed: BUG: unable to handle kernel paging request in txBegin run #14: crashed: BUG: unable to handle kernel paging request in txBegin run #15: crashed: BUG: unable to handle kernel paging request in txBegin run #16: crashed: BUG: unable to handle kernel paging request in txBegin run #17: crashed: BUG: unable to handle kernel paging request in txBegin run #18: crashed: BUG: unable to handle kernel paging request in txBegin run #19: crashed: BUG: unable to handle kernel paging request in txBegin testing current HEAD 3299fb36854fdc288bddc2c4d265f8a2e5105944 testing commit 3299fb36854fdc288bddc2c4d265f8a2e5105944 gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 0b771210e063e7891b2c70d90e4dba942f014dfb62e0ae796b54db3a36503c1d run #0: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc000c38d20] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #1: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc000147ea0] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #2: crashed: BUG: unable to handle kernel paging request in txBegin run #3: crashed: BUG: unable to handle kernel paging request in txBegin run #4: crashed: BUG: unable to handle kernel paging request in txBegin run #5: crashed: BUG: unable to handle kernel paging request in txBegin run #6: crashed: BUG: unable to handle kernel paging request in txBegin run #7: crashed: BUG: unable to handle kernel paging request in txBegin run #8: crashed: BUG: unable to handle kernel paging request in txBegin run #9: crashed: BUG: unable to handle kernel paging request in txBegin revisions tested: 2, total time: 46m49.195304246s (build: 39m53.394384291s, test: 6m4.711342342s) the crash still happens on HEAD commit msg: Linux 5.15.108 crash: BUG: unable to handle kernel paging request in txBegin loop0: detected capacity change from 0 to 32768 find_entry called with index = 0 read_mapping_page failed! ERROR: (device loop0): txAbort: Unable to handle kernel paging request at virtual address dfff800000000008 Mem abort info: ESR = 0x0000000096000006 EC = 0x25: DABT (current EL), IL = 32 bits SET = 0, FnV = 0 EA = 0, S1PTW = 0 FSC = 0x06: level 2 translation fault Data abort info: ISV = 0, ISS = 0x00000006 CM = 0, WnR = 0 [dfff800000000008] address between user and kernel address ranges Internal error: Oops: 96000006 [#1] PREEMPT SMP Modules linked in: CPU: 1 PID: 4653 Comm: syz-executor.0 Not tainted 5.15.108-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : arch_test_bit include/asm-generic/bitops/non-atomic.h:118 [inline] pc : txBegin+0x114/0x508 fs/jfs/jfs_txnmgr.c:366 lr : spin_lock include/linux/spinlock.h:363 [inline] lr : txBegin+0xc4/0x508 fs/jfs/jfs_txnmgr.c:357 sp : ffff80001b3e7840 x29: ffff80001b3e7860 x28: 0000000000000008 x27: 0000000000000150 x26: ffff0000dc623bb0 x25: 0000000000000000 x24: 0000000000000040 x23: ffff800013ac8980 x22: ffff800017058228 x21: 0000000000000000 x20: 0000000000000000 x19: dfff800000000000 x18: 00000000000000ff x17: 0000000000000001 x16: ffff8000082a8780 x15: 0000000000000001 x14: 1ffff000026b406a x13: dfff800000000000 x12: ffff70000367ceec x11: 1ffff0000367ceec x10: 0000000000000004 x9 : a6ca841c96f55700 x8 : 1ffff00002757bb8 x7 : ffff800009555fb0 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082a88b0 x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: txBegin+0x114/0x508 fs/jfs/jfs_txnmgr.c:362 jfs_link+0x18c/0x4f4 fs/jfs/namei.c:802 vfs_link+0x3fc/0x57c fs/namei.c:4486 do_linkat+0x2a8/0x720 fs/namei.c:4557 __do_sys_linkat fs/namei.c:4585 [inline] __se_sys_linkat fs/namei.c:4582 [inline] __arm64_sys_linkat+0xe0/0xfc fs/namei.c:4582 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x7c/0x250 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x160/0x1e4 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x4c/0xf0 arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:596 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:614 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 Code: 94000101 aa1703e0 95c924f1 370802f5 (38736b88) ---[ end trace 10166d155aae67cb ]--- ---------------- Code disassembly (best guess): 0: 94000101 bl 0x404 4: aa1703e0 mov x0, x23 8: 95c924f1 bl 0x72493cc c: 370802f5 tbnz w21, #1, 0x68 * 10: 38736b88 ldrb w8, [x28, x19] <-- trapping instruction