SQUASHFS error: Unable to read metadata cache entry [19d] (syz-executor.0,5908,1):ocfs2_parse_options:1499 ERROR: Unrecognized mount option "U)\." or missing value SQUASHFS error: Unable to read inode 0x97001e UDF-fs: bad mount option "un`ekåte" or missing value watchdog: BUG: soft lockup - CPU#0 stuck for 23s! [syz-executor.1:5966] Modules linked in: irq event stamp: 2561061 hardirqs last enabled at (2561060): [] trace_hardirqs_on_thunk+0x1a/0x1c hardirqs last disabled at (2561061): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (2350): [] __do_softirq+0x678/0x980 kernel/softirq.c:318 softirqs last disabled at (3567): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (3567): [] irq_exit+0x215/0x260 kernel/softirq.c:412 CPU: 0 PID: 5966 Comm: syz-executor.1 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x50 kernel/kcov.c:97 Code: ff 48 89 df e8 11 dd 35 00 e9 ab fe ff ff 4c 89 ef e8 04 dd 35 00 e9 23 fe ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 <48> 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 RSP: 0018:ffff8880ba007d20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 RAX: 0000000000000102 RBX: ffff8880a37ae550 RCX: ffffffff81538d63 RDX: 0000000000000000 RSI: ffff88802a916200 RDI: 0000000000000001 RBP: 0000000000000102 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: ffff8880ba007d58 R13: 1ffff11017400fa7 R14: 0000000000000000 R15: 0000000000000000 FS: 00007f13db158700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055894b4a7ef0 CR3: 00000000250f8000 CR4: 00000000003406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: call_timer_fn+0x16e/0x700 kernel/time/timer.c:1338 expire_timers+0x243/0x4e0 kernel/time/timer.c:1375 __run_timers kernel/time/timer.c:1696 [inline] run_timer_softirq+0x21c/0x670 kernel/time/timer.c:1709 __do_softirq+0x265/0x980 kernel/softirq.c:292 invoke_softirq kernel/softirq.c:372 [inline] irq_exit+0x215/0x260 kernel/softirq.c:412 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x136/0x550 arch/x86/kernel/apic/apic.c:1098 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:894 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline] RIP: 0010:lock_acquire+0x1ec/0x3c0 kernel/locking/lockdep.c:3911 Code: 08 00 00 00 00 00 00 48 c1 e8 03 80 3c 10 00 0f 85 b7 01 00 00 48 83 3d 09 2e a6 08 00 0f 84 2a 01 00 00 48 8b 7c 24 08 57 9d <0f> 1f 44 00 00 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e 41 5f c3 65 8b RSP: 0018:ffff888022737a38 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 1ffffffff13e3051 RBX: ffff88802a916200 RCX: e289561c6210829d RDX: dffffc0000000000 RSI: 00000000c1238e30 RDI: 0000000000000286 RBP: ffff88809abf2c18 R08: 000000009fd5d51b R09: 0000000000000001 R10: ffff88802a916ab0 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 __raw_spin_trylock include/linux/spinlock_api_smp.h:90 [inline] _raw_spin_trylock+0x60/0x70 kernel/locking/spinlock.c:128 spin_trylock include/linux/spinlock.h:339 [inline] dentry_kill+0xa4/0x510 fs/dcache.c:662 dput+0x55f/0x640 fs/dcache.c:846 path_put fs/namei.c:484 [inline] terminate_walk+0x2c4/0x5c0 fs/namei.c:598 path_openat+0x83d/0x2df0 fs/namei.c:3541 do_filp_open+0x18c/0x3f0 fs/namei.c:3567 do_sys_open+0x3b3/0x520 fs/open.c:1085 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f13dc795f74 Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 RSP: 002b:00007f13db157eb0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f13dc82c9c8 RCX: 00007f13dc795f74 RDX: 0000000000000002 RSI: 00007f13db157fe0 RDI: 00000000ffffff9c RBP: 00007f13db157fe0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 R13: 0000000000000005 R14: 00000000200002a8 R15: 0000000000000007 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 5908 Comm: syz-executor.0 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__lock_acquire+0x787/0x3ff0 kernel/locking/lockdep.c:3406 Code: db 27 00 00 49 8b 9d 78 08 00 00 45 31 ff 45 85 c9 41 0f 94 c7 48 ba 00 00 00 00 00 fc ff df 4c 89 d1 48 c1 e9 03 80 3c 11 00 <0f> 85 e5 26 00 00 48 8b 4c 24 18 49 89 1a 48 ba 00 00 00 00 00 fc RSP: 0018:ffff8880ba1074f8 EFLAGS: 00000046 RAX: 000000000000002e RBX: a29381333715aec3 RCX: 1ffff11004147d76 RDX: dffffc0000000000 RSI: ffff888020a3ebb0 RDI: ffffffff8cd630c0 RBP: 0000000000000000 R08: 000000000000002e R09: 0000000000000001 R10: ffff888020a3ebb0 R11: ffffffff8c66505b R12: 00000000000a602e R13: ffff888020a3e300 R14: ffff888020a3ebc8 R15: 0000000000000000 FS: 00007f02bb8a4700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f02bb8a5000 CR3: 00000000a1e26000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: lock_acquire+0x170/0x3c0 kernel/locking/lockdep.c:3908 rcu_lock_acquire include/linux/rcupdate.h:242 [inline] rcu_read_lock include/linux/rcupdate.h:627 [inline] __perf_event_output kernel/events/core.c:6614 [inline] perf_event_output_forward+0xa5/0x270 kernel/events/core.c:6634 __perf_event_overflow+0x13c/0x370 kernel/events/core.c:7907 perf_swevent_hrtimer+0x272/0x3e0 kernel/events/core.c:9261 __run_hrtimer kernel/time/hrtimer.c:1465 [inline] __hrtimer_run_queues+0x3f6/0xe60 kernel/time/hrtimer.c:1527 hrtimer_interrupt+0x326/0x9e0 kernel/time/hrtimer.c:1585 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1071 [inline] smp_apic_timer_interrupt+0x10c/0x550 arch/x86/kernel/apic/apic.c:1096 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:894 RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:169 [inline] RIP: 0010:_raw_spin_unlock_irq+0x50/0x80 kernel/locking/spinlock.c:192 Code: c0 98 82 f1 89 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 75 31 48 83 3d 01 31 d8 01 00 74 25 fb 66 0f 1f 44 00 00 01 00 00 00 e8 26 1b 28 f9 65 8b 05 9f 8d e8 77 85 c0 74 02 5d RSP: 0018:ffff8880ba107de0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 1ffffffff13e3053 RBX: dffffc0000000000 RCX: 1ffff11004147d75 RDX: dffffc0000000000 RSI: ffff888020a3eb88 RDI: ffff888020a3eb84 RBP: ffff8880ba122b40 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff869a4ab0 R13: ffff8880ba122b40 R14: ffff8880ba107e78 R15: 0000000000000000 expire_timers+0x238/0x4e0 kernel/time/timer.c:1374 __run_timers kernel/time/timer.c:1696 [inline] run_timer_softirq+0x21c/0x670 kernel/time/timer.c:1709 __do_softirq+0x265/0x980 kernel/softirq.c:292 invoke_softirq kernel/softirq.c:372 [inline] irq_exit+0x215/0x260 kernel/softirq.c:412 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x136/0x550 arch/x86/kernel/apic/apic.c:1098 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:894 RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x50 kernel/kcov.c:97 Code: ff 48 89 df e8 11 dd 35 00 e9 ab fe ff ff 4c 89 ef e8 04 dd 35 00 e9 23 fe ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 <48> 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 RSP: 0018:ffff8880214bf5a8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 RAX: ffff888020a3e300 RBX: 0000000000000200 RCX: dffffc0000000000 RDX: 0000000000000000 RSI: ffffffff814dbe77 RDI: 0000000000000293 RBP: 00000000000029f6 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 00000000000029f6 R13: 0000000000000044 R14: 0000000000000000 R15: 00000000000029f6 console_unlock+0x6c9/0x1110 kernel/printk/printk.c:2491 vprintk_emit+0x2d1/0x740 kernel/printk/printk.c:1965 vprintk_func+0x79/0x180 kernel/printk/printk_safe.c:405 printk+0xba/0xed kernel/printk/printk.c:2040 __mlog_printk+0x267/0x290 fs/ocfs2/cluster/masklog.c:93 ocfs2_parse_options.constprop.0+0xcf2/0x10d0 fs/ocfs2/super.c:1499 ocfs2_fill_super+0x122/0x3f50 fs/ocfs2/super.c:1015 mount_bdev+0x2fc/0x3b0 fs/super.c:1158 mount_fs+0xa3/0x310 fs/super.c:1261 vfs_kern_mount.part.0+0x68/0x470 fs/namespace.c:961 vfs_kern_mount fs/namespace.c:951 [inline] do_new_mount fs/namespace.c:2492 [inline] do_mount+0x115c/0x2f50 fs/namespace.c:2822 ksys_mount+0xcf/0x130 fs/namespace.c:3038 __do_sys_mount fs/namespace.c:3052 [inline] __se_sys_mount fs/namespace.c:3049 [inline] __x64_sys_mount+0xba/0x150 fs/namespace.c:3049 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f02bcf3058a Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 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:00007f02bb8a3f88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0000000020000a00 RCX: 00007f02bcf3058a RDX: 0000000020000300 RSI: 0000000020000340 RDI: 00007f02bb8a3fe0 RBP: 00007f02bb8a4020 R08: 00007f02bb8a4020 R09: 0000000020000300 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000300 R13: 0000000020000340 R14: 00007f02bb8a3fe0 R15: 0000000020000740 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: 48 89 df mov %rbx,%rdi 3: e8 11 dd 35 00 callq 0x35dd19 8: e9 ab fe ff ff jmpq 0xfffffeb8 d: 4c 89 ef mov %r13,%rdi 10: e8 04 dd 35 00 callq 0x35dd19 15: e9 23 fe ff ff jmpq 0xfffffe3d 1a: 90 nop 1b: 90 nop 1c: 90 nop 1d: 90 nop 1e: 90 nop 1f: 90 nop 20: 90 nop 21: 90 nop 22: 90 nop 23: 90 nop 24: 90 nop 25: 90 nop 26: 90 nop 27: 90 nop 28: 90 nop * 29: 48 8b 34 24 mov (%rsp),%rsi <-- trapping instruction 2d: 65 48 8b 04 25 c0 df mov %gs:0x1dfc0,%rax 34: 01 00 36: 65 8b 15 cc 59 9f 7e mov %gs:0x7e9f59cc(%rip),%edx # 0x7e9f5a09 3d: 81 .byte 0x81 3e: e2 .byte 0xe2