./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4258828284
<...>
Warning: Permanently added '10.128.0.196' (ED25519) to the list of known hosts.
execve("./syz-executor4258828284", ["./syz-executor4258828284"], 0x7ffd0a5608e0 /* 10 vars */) = 0
brk(NULL) = 0x5555572a2000
brk(0x5555572a2d00) = 0x5555572a2d00
arch_prctl(ARCH_SET_FS, 0x5555572a2380) = 0
set_tid_address(0x5555572a2650) = 5016
set_robust_list(0x5555572a2660, 24) = 0
rseq(0x5555572a2ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor4258828284", 4096) = 28
getrandom("\x4b\xfd\x6a\x4b\xe0\x0d\x9a\x8c", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x5555572a2d00
brk(0x5555572c3d00) = 0x5555572c3d00
brk(0x5555572c4000) = 0x5555572c4000
mprotect(0x7fe3cbe11000, 16384, PROT_READ) = 0
mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000
mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000
mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000
memfd_create("syzkaller", 0) = 3
mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe3c394e000
[ 39.729699][ T5016] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=5016 'syz-executor425'
write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216
munmap(0x7fe3c394e000, 16777216) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
ioctl(4, LOOP_SET_FD, 3) = 0
close(3) = 0
mkdir("./file0", 0777) = 0
[ 39.846378][ T5016] loop0: detected capacity change from 0 to 32768
[ 39.858494][ T5016] gfs2: fsid=loop0: Trying to join cluster "lock_nolock", "loop0"
[ 39.866415][ T5016] gfs2: fsid=loop0: Now mounting FS (format 1801)...
[ 39.877151][ T5016] gfs2: fsid=loop0.0: journal 0 mapped with 3 extents in 0ms
[ 39.885826][ T22] gfs2: fsid=loop0.0: jid=0, already locked for use
[ 39.892573][ T22] gfs2: fsid=loop0.0: jid=0: Looking at journal...
[ 39.917762][ T22] gfs2: fsid=loop0.0: jid=0: Journal head lookup took 25ms
[ 39.926135][ T22] gfs2: fsid=loop0.0: jid=0: Done
[ 39.931218][ T5016] gfs2: fsid=loop0.0: first mount done, others may mount
mount("/dev/loop0", "./file0", "gfs2", 0, "discard,localcaching,barrier,nosuiddir,") = 0
openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
ioctl(4, LOOP_CLR_FD) = 0
close(4) = 0
[ 40.016946][ T5016] ------------[ cut here ]------------
[ 40.022434][ T5016] WARNING: CPU: 0 PID: 5016 at fs/gfs2/rgrp.c:2628 gfs2_check_blk_type+0x2ca/0x340
[ 40.031791][ T5016] Modules linked in:
[ 40.035751][ T5016] CPU: 0 PID: 5016 Comm: syz-executor425 Not tainted 6.5.0-rc2-syzkaller-00046-gccff6d117d8d #0
[ 40.046319][ T5016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023
[ 40.056500][ T5016] RIP: 0010:gfs2_check_blk_type+0x2ca/0x340
[ 40.062400][ T5016] Code: 4c 89 f7 e8 08 61 f9 ff eb aa 89 44 24 04 89 4c 24 08 e8 f9 71 36 fe 48 63 44 24 04 8b 4c 24 08 e9 ae fe ff ff e8 36 86 e2 fd <0f> 0b e9 76 ff ff ff bb ea ff ff ff e9 79 ff ff ff e8 d0 71 36 fe
[ 40.082063][ T5016] RSP: 0018:ffffc90003a7f990 EFLAGS: 00010293
[ 40.088147][ T5016] RAX: 0000000000000000 RBX: 00000000fffffff9 RCX: 0000000000000000
[ 40.096145][ T5016] RDX: ffff8880277f1dc0 RSI: ffffffff83a3ea7a RDI: 0000000000000005
[ 40.104112][ T5016] RBP: ffffc90003a7fa90 R08: 0000000000000005 R09: 0000000000000000
[ 40.112101][ T5016] R10: 00000000fffffff9 R11: 0000000000000000 R12: 1ffff9200074ff34
[ 40.120112][ T5016] R13: ffff8880715d8000 R14: ffffc90003a7f9e0 R15: 0000000000000012
[ 40.128132][ T5016] FS: 00005555572a2380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[ 40.137097][ T5016] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 40.143682][ T5016] CR2: 00007ffe074428d8 CR3: 00000000747f7000 CR4: 0000000000350ef0
[ 40.151667][ T5016] Call Trace:
[ 40.154952][ T5016] <TASK>
[ 40.157920][ T5016] ? __warn+0xe6/0x380
[ 40.161994][ T5016] ? gfs2_check_blk_type+0x2ca/0x340
[ 40.167305][ T5016] ? report_bug+0x3bc/0x580
[ 40.171831][ T5016] ? handle_bug+0x3c/0x70
[ 40.176174][ T5016] ? exc_invalid_op+0x17/0x40
[ 40.180864][ T5016] ? asm_exc_invalid_op+0x1a/0x20
[ 40.185911][ T5016] ? gfs2_check_blk_type+0x2ca/0x340
[ 40.191201][ T5016] ? gfs2_check_blk_type+0x2ca/0x340
[ 40.196499][ T5016] ? gfs2_glock_async_wait+0x7f0/0x7f0
[ 40.201957][ T5016] ? gfs2_free_di+0x4a0/0x4a0
[ 40.206657][ T5016] ? gfs2_inode_lookup+0x6ef/0x890
[ 40.211771][ T5016] ? __gfs2_holder_init+0x18b/0x2f0
[ 40.217007][ T5016] gfs2_inode_lookup+0x6ef/0x890
[ 40.221950][ T5016] ? gfs2_create+0x50/0x50
[ 40.226407][ T5016] ? gfs2_lookup_by_inum+0x48/0x100
[ 40.231624][ T5016] ? _raw_spin_unlock_irqrestore+0x3b/0x70
[ 40.237450][ T5016] ? __stack_depot_save+0x247/0x510
[ 40.242653][ T5016] ? gfs2_get_name+0x400/0x400
[ 40.247431][ T5016] gfs2_lookup_by_inum+0x48/0x100
[ 40.252459][ T5016] gfs2_fh_to_dentry+0x1ac/0x230
[ 40.257415][ T5016] exportfs_decode_fh_raw+0x135/0x780
[ 40.262792][ T5016] ? drop_caches_sysctl_handler+0x190/0x190
[ 40.268729][ T5016] ? reconnect_path+0x9d0/0x9d0
[ 40.273615][ T5016] ? preempt_count_sub+0x150/0x150
[ 40.278788][ T5016] ? drop_caches_sysctl_handler+0x190/0x190
[ 40.284682][ T5016] exportfs_decode_fh+0x3c/0x90
[ 40.289557][ T5016] do_handle_open+0x352/0x5c0
[ 40.294234][ T5016] ? do_sys_name_to_handle+0x520/0x520
[ 40.299794][ T5016] ? lockdep_hardirqs_on+0x7d/0x100
[ 40.304998][ T5016] ? _raw_spin_unlock_irq+0x2e/0x50
[ 40.310215][ T5016] ? ptrace_notify+0xf4/0x130
[ 40.314895][ T5016] do_syscall_64+0x38/0xb0
[ 40.319324][ T5016] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 40.325231][ T5016] RIP: 0033:0x7fe3cbd8b609
[ 40.329659][ T5016] 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
[ 40.349306][ T5016] RSP: 002b:00007ffdfe6e5888 EFLAGS: 00000246 ORIG_RAX: 0000000000000130
[ 40.357732][ T5016] RAX: ffffffffffffffda RBX: 00007ffdfe6e5a58 RCX: 00007fe3cbd8b609
[ 40.365721][ T5016] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003
[ 40.373686][ T5016] RBP: 00007fe3cbe11610 R08: 0000000000012527 R09: 00007ffdfe6e5a58
[ 40.381665][ T5016] R10: 00007ffdfe6e5740 R11: 0000000000000246 R12: 0000000000000001
[ 40.389761][ T5016] R13: 00007ffdfe6e5a48 R14: 0000000000000001 R15: 0000000000000001
[ 40.397771][ T5016] </TASK>
[ 40.400799][ T5016] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 40.408064][ T5016] CPU: 0 PID: 5016 Comm: syz-executor425 Not tainted 6.5.0-rc2-syzkaller-00046-gccff6d117d8d #0
[ 40.418547][ T5016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023
[ 40.428587][ T5016] Call Trace:
[ 40.431849][ T5016] <TASK>
[ 40.434764][ T5016] dump_stack_lvl+0xd9/0x1b0
[ 40.439347][ T5016] panic+0x6a4/0x750
[ 40.443232][ T5016] ? panic_smp_self_stop+0xa0/0xa0
[ 40.448335][ T5016] ? show_trace_log_lvl+0x29d/0x3c0
[ 40.453531][ T5016] ? gfs2_check_blk_type+0x2ca/0x340
[ 40.458810][ T5016] check_panic_on_warn+0xab/0xb0
[ 40.463824][ T5016] __warn+0xf2/0x380
[ 40.467710][ T5016] ? gfs2_check_blk_type+0x2ca/0x340
[ 40.472989][ T5016] report_bug+0x3bc/0x580
[ 40.477381][ T5016] handle_bug+0x3c/0x70
[ 40.481525][ T5016] exc_invalid_op+0x17/0x40
[ 40.486015][ T5016] asm_exc_invalid_op+0x1a/0x20
[ 40.490851][ T5016] RIP: 0010:gfs2_check_blk_type+0x2ca/0x340
[ 40.496739][ T5016] Code: 4c 89 f7 e8 08 61 f9 ff eb aa 89 44 24 04 89 4c 24 08 e8 f9 71 36 fe 48 63 44 24 04 8b 4c 24 08 e9 ae fe ff ff e8 36 86 e2 fd <0f> 0b e9 76 ff ff ff bb ea ff ff ff e9 79 ff ff ff e8 d0 71 36 fe
[ 40.516359][ T5016] RSP: 0018:ffffc90003a7f990 EFLAGS: 00010293
[ 40.522426][ T5016] RAX: 0000000000000000 RBX: 00000000fffffff9 RCX: 0000000000000000
[ 40.530388][ T5016] RDX: ffff8880277f1dc0 RSI: ffffffff83a3ea7a RDI: 0000000000000005
[ 40.538346][ T5016] RBP: ffffc90003a7fa90 R08: 0000000000000005 R09: 0000000000000000
[ 40.546304][ T5016] R10: 00000000fffffff9 R11: 0000000000000000 R12: 1ffff9200074ff34
[ 40.554261][ T5016] R13: ffff8880715d8000 R14: ffffc90003a7f9e0 R15: 0000000000000012
[ 40.562226][ T5016] ? gfs2_check_blk_type+0x2ca/0x340
[ 40.567510][ T5016] ? gfs2_glock_async_wait+0x7f0/0x7f0
[ 40.572958][ T5016] ? gfs2_free_di+0x4a0/0x4a0
[ 40.577674][ T5016] ? gfs2_inode_lookup+0x6ef/0x890
[ 40.582788][ T5016] ? __gfs2_holder_init+0x18b/0x2f0
[ 40.587978][ T5016] gfs2_inode_lookup+0x6ef/0x890
[ 40.592903][ T5016] ? gfs2_create+0x50/0x50
[ 40.597311][ T5016] ? gfs2_lookup_by_inum+0x48/0x100
[ 40.602500][ T5016] ? _raw_spin_unlock_irqrestore+0x3b/0x70
[ 40.608320][ T5016] ? __stack_depot_save+0x247/0x510
[ 40.613511][ T5016] ? gfs2_get_name+0x400/0x400
[ 40.618269][ T5016] gfs2_lookup_by_inum+0x48/0x100
[ 40.623281][ T5016] gfs2_fh_to_dentry+0x1ac/0x230
[ 40.628213][ T5016] exportfs_decode_fh_raw+0x135/0x780
[ 40.633573][ T5016] ? drop_caches_sysctl_handler+0x190/0x190
[ 40.639459][ T5016] ? reconnect_path+0x9d0/0x9d0
[ 40.644334][ T5016] ? preempt_count_sub+0x150/0x150
[ 40.649452][ T5016] ? drop_caches_sysctl_handler+0x190/0x190
[ 40.655330][ T5016] exportfs_decode_fh+0x3c/0x90
[ 40.660171][ T5016] do_handle_open+0x352/0x5c0
[ 40.664841][ T5016] ? do_sys_name_to_handle+0x520/0x520
[ 40.670293][ T5016] ? lockdep_hardirqs_on+0x7d/0x100
[ 40.675490][ T5016] ? _raw_spin_unlock_irq+0x2e/0x50
[ 40.680680][ T5016] ? ptrace_notify+0xf4/0x130
[ 40.685350][ T5016] do_syscall_64+0x38/0xb0
[ 40.689754][ T5016] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 40.695651][ T5016] RIP: 0033:0x7fe3cbd8b609
[ 40.700056][ T5016] 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
[ 40.719652][ T5016] RSP: 002b:00007ffdfe6e5888 EFLAGS: 00000246 ORIG_RAX: 0000000000000130
[ 40.728058][ T5016] RAX: ffffffffffffffda RBX: 00007ffdfe6e5a58 RCX: 00007fe3cbd8b609
[ 40.736040][ T5016] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003
[ 40.744084][ T5016] RBP: 00007fe3cbe11610 R08: 0000000000012527 R09: 00007ffdfe6e5a58
[ 40.752045][ T5016] R10: 00007ffdfe6e5740 R11: 0000000000000246 R12: 0000000000000001
[ 40.760006][ T5016] R13: 00007ffdfe6e5a48 R14: 0000000000000001 R15: 0000000000000001
[ 40.767972][ T5016] </TASK>
[ 40.771768][ T5016] Kernel Offset: disabled
[ 40.776148][ T5016] Rebooting in 86400 seconds..