... Log Wrap ... Log Wrap ... Log Wrap ... ERROR: (device loop0): txBegin: read-only filesystem jfs_dirty_inode called on read-only volume Is remount racy? jfs_dirty_inode called on read-only volume Is remount racy? jfs_dirty_inode called on read-only volume Is remount racy? INFO: trying to register non-static key. The code is fine but needs lockdep annotation, or maybe you didn't initialize this object before use? turning off the locking correctness validator. CPU: 0 PID: 3539 Comm: syz-executor290 Not tainted 6.1.84-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106 assign_lock_key+0x230/0x260 kernel/locking/lockdep.c:974 register_lock_class+0x28a/0x990 kernel/locking/lockdep.c:1287 __lock_acquire+0xd3/0x1f80 kernel/locking/lockdep.c:4928 lock_acquire+0x1f8/0x5a0 kernel/locking/lockdep.c:5662 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0xd1/0x120 kernel/locking/spinlock.c:162 __wake_up_common_lock kernel/sched/wait.c:137 [inline] __wake_up+0xfd/0x1c0 kernel/sched/wait.c:160 txEnd+0x88/0x560 fs/jfs/jfs_txnmgr.c:504 jfs_create+0x36d/0xbb0 fs/jfs/namei.c:159 lookup_open fs/namei.c:3484 [inline] open_last_lookups fs/namei.c:3552 [inline] path_openat+0x12f1/0x2e60 fs/namei.c:3782 do_filp_open+0x230/0x480 fs/namei.c:3812 do_sys_openat2+0x13b/0x500 fs/open.c:1318 do_sys_open fs/open.c:1334 [inline] __do_sys_openat fs/open.c:1350 [inline] __se_sys_openat fs/open.c:1345 [inline] __x64_sys_openat+0x243/0x290 fs/open.c:1345 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fba9debc739 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffdb1c46fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007fba9debc739 RDX: 000000000000275a RSI: 0000000020000080 RDI: 00000000ffffff9c RBP: 00007fba9df35610 R08: 00007ffdb1c471a8 R09: 00007ffdb1c471a8 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffdb1c47198 R14: 0000000000000001 R15: 0000000000000001 general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] CPU: 0 PID: 3539 Comm: syz-executor290 Not tainted 6.1.84-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 RIP: 0010:__wake_up_common+0x23d/0x4e0 Code: 00 49 83 c4 40 4d 39 e7 0f 84 f1 01 00 00 45 31 f6 eb 09 4d 39 e7 0f 84 e3 01 00 00 4c 89 fb 49 8d 6f e8 4c 89 f8 48 c1 e8 03 <80> 3c 10 00 74 12 48 89 df e8 65 6e 7a 00 48 ba 00 00 00 00 00 fc RSP: 0018:ffffc90003b4f4f8 EFLAGS: 00010046 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffffc90002661030 RBP: ffffffffffffffe8 R08: 0000000000000000 R09: ffffc90003b4f5a0 R10: ffffffffffffffff R11: dffffc0000000001 R12: ffffc90002661070 R13: 1ffff92000769eb4 R14: 0000000000000000 R15: 0000000000000000 FS: 0000555556767380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000559e976405d8 CR3: 000000007659a000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __wake_up_common_lock kernel/sched/wait.c:138 [inline] __wake_up+0x11a/0x1c0 kernel/sched/wait.c:160 txEnd+0x88/0x560 fs/jfs/jfs_txnmgr.c:504 jfs_create+0x36d/0xbb0 fs/jfs/namei.c:159 lookup_open fs/namei.c:3484 [inline] open_last_lookups fs/namei.c:3552 [inline] path_openat+0x12f1/0x2e60 fs/namei.c:3782 do_filp_open+0x230/0x480 fs/namei.c:3812 do_sys_openat2+0x13b/0x500 fs/open.c:1318 do_sys_open fs/open.c:1334 [inline] __do_sys_openat fs/open.c:1350 [inline] __se_sys_openat fs/open.c:1345 [inline] __x64_sys_openat+0x243/0x290 fs/open.c:1345 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fba9debc739 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffdb1c46fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007fba9debc739 RDX: 000000000000275a RSI: 0000000020000080 RDI: 00000000ffffff9c RBP: 00007fba9df35610 R08: 00007ffdb1c471a8 R09: 00007ffdb1c471a8 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffdb1c47198 R14: 0000000000000001 R15: 0000000000000001 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__wake_up_common+0x23d/0x4e0 Code: 00 49 83 c4 40 4d 39 e7 0f 84 f1 01 00 00 45 31 f6 eb 09 4d 39 e7 0f 84 e3 01 00 00 4c 89 fb 49 8d 6f e8 4c 89 f8 48 c1 e8 03 <80> 3c 10 00 74 12 48 89 df e8 65 6e 7a 00 48 ba 00 00 00 00 00 fc RSP: 0018:ffffc90003b4f4f8 EFLAGS: 00010046 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffffc90002661030 RBP: ffffffffffffffe8 R08: 0000000000000000 R09: ffffc90003b4f5a0 R10: ffffffffffffffff R11: dffffc0000000001 R12: ffffc90002661070 R13: 1ffff92000769eb4 R14: 0000000000000000 R15: 0000000000000000 FS: 0000555556767380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000559e976405d8 CR3: 000000007659a000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: 49 83 c4 40 add $0x40,%r12 4: 4d 39 e7 cmp %r12,%r15 7: 0f 84 f1 01 00 00 je 0x1fe d: 45 31 f6 xor %r14d,%r14d 10: eb 09 jmp 0x1b 12: 4d 39 e7 cmp %r12,%r15 15: 0f 84 e3 01 00 00 je 0x1fe 1b: 4c 89 fb mov %r15,%rbx 1e: 49 8d 6f e8 lea -0x18(%r15),%rbp 22: 4c 89 f8 mov %r15,%rax 25: 48 c1 e8 03 shr $0x3,%rax * 29: 80 3c 10 00 cmpb $0x0,(%rax,%rdx,1) <-- trapping instruction 2d: 74 12 je 0x41 2f: 48 89 df mov %rbx,%rdi 32: e8 65 6e 7a 00 call 0x7a6e9c 37: 48 rex.W 38: ba 00 00 00 00 mov $0x0,%edx 3d: 00 fc add %bh,%ah