./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1997514867 <...> Warning: Permanently added '10.128.0.123' (ED25519) to the list of known hosts. execve("./syz-executor1997514867", ["./syz-executor1997514867"], 0x7ffceb9441d0 /* 10 vars */) = 0 brk(NULL) = 0x555583854000 brk(0x555583854d00) = 0x555583854d00 arch_prctl(ARCH_SET_FS, 0x555583854380) = 0 set_tid_address(0x555583854650) = 5073 set_robust_list(0x555583854660, 24) = 0 rseq(0x555583854ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1997514867", 4096) = 28 getrandom("\x00\xb4\xc1\x2f\x37\x14\x68\xea", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555583854d00 brk(0x555583875d00) = 0x555583875d00 brk(0x555583876000) = 0x555583876000 mprotect(0x7f7fb2dd4000, 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) = 0x7f7faa800000 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(0x7f7faa800000, 138412032) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 ioctl(4, LOOP_SET_FD, 3) = 0 close(3) = 0 close(4) = 0 mkdir("./file0", 0777) = 0 [ 62.086276][ T5073] loop0: detected capacity change from 0 to 32768 [ 62.164862][ T5073] ------------[ cut here ]------------ [ 62.170335][ T5073] WARNING: CPU: 1 PID: 5073 at mm/util.c:649 kvmalloc_node+0x17a/0x190 [ 62.178938][ T5073] Modules linked in: [ 62.182888][ T5073] CPU: 1 PID: 5073 Comm: syz-executor199 Not tainted 6.9.0-rc6-syzkaller-00232-gddb4c3f25b7b #0 [ 62.193349][ T5073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 62.203445][ T5073] RIP: 0010:kvmalloc_node+0x17a/0x190 [ 62.208824][ T5073] Code: cc 44 89 fe 81 e6 00 20 00 00 31 ff e8 ef b9 be ff 41 81 e7 00 20 00 00 74 0a e8 a1 b5 be ff e9 3b ff ff ff e8 97 b5 be ff 90 <0f> 0b 90 e9 2d ff ff ff 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 [ 62.228492][ T5073] RSP: 0018:ffffc90003ccf0a8 EFLAGS: 00010293 [ 62.234591][ T5073] RAX: ffffffff81d75a39 RBX: 00e60000000000a0 RCX: ffff888029583c00 [ 62.242746][ T5073] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 62.250720][ T5073] RBP: 0000000000000000 R08: ffffffff81d75a21 R09: 00000000ffffffff [ 62.258798][ T5073] R10: ffffc90003ccef20 R11: fffff52000799de9 R12: dffffc0000000000 [ 62.266822][ T5073] R13: ffff888076880000 R14: 00000000ffffffff R15: 0000000000000000 [ 62.274844][ T5073] FS: 0000555583854380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 [ 62.283801][ T5073] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 62.290366][ T5073] CR2: 00007ffee0b71c24 CR3: 000000007acca000 CR4: 00000000003506f0 [ 62.298567][ T5073] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 62.308377][ T5073] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 62.316742][ T5073] Call Trace: [ 62.320318][ T5073] [ 62.323538][ T5073] ? __warn+0x163/0x4e0 [ 62.327724][ T5073] ? kvmalloc_node+0x17a/0x190 [ 62.332556][ T5073] ? report_bug+0x2b3/0x500 [ 62.337118][ T5073] ? kvmalloc_node+0x17a/0x190 [ 62.341946][ T5073] ? handle_bug+0x3e/0x70 [ 62.346283][ T5073] ? exc_invalid_op+0x1a/0x50 [ 62.350943][ T5073] ? asm_exc_invalid_op+0x1a/0x20 [ 62.356005][ T5073] ? kvmalloc_node+0x161/0x190 [ 62.360775][ T5073] ? kvmalloc_node+0x179/0x190 [ 62.365582][ T5073] ? kvmalloc_node+0x17a/0x190 [ 62.370463][ T5073] ? kvmalloc_node+0x179/0x190 [ 62.375257][ T5073] bch2_dev_buckets_resize+0x71/0x410 [ 62.380650][ T5073] __bch2_dev_alloc+0x7b4/0xa80 [ 62.385564][ T5073] bch2_dev_alloc+0xda/0x180 [ 62.390180][ T5073] ? __pfx_bch2_dev_alloc+0x10/0x10 [ 62.395458][ T5073] ? __pfx_mempool_free_slab+0x10/0x10 [ 62.400932][ T5073] ? mempool_init+0x3a/0x50 [ 62.405495][ T5073] ? bioset_init+0x591/0x6e0 [ 62.410109][ T5073] bch2_fs_alloc+0x21fa/0x2330 [ 62.414936][ T5073] ? __pfx_bch2_fs_alloc+0x10/0x10 [ 62.420063][ T5073] ? rcu_is_watching+0x15/0xb0 [ 62.424859][ T5073] ? trace_kmalloc+0x1f/0xd0 [ 62.429459][ T5073] ? __kmalloc_node+0x270/0x4e0 [ 62.434344][ T5073] ? rcu_is_watching+0x15/0xb0 [ 62.439119][ T5073] ? __bch2_darray_resize+0x13e/0x1e0 [ 62.444569][ T5073] ? __bch2_darray_resize+0x13e/0x1e0 [ 62.449959][ T5073] ? bch2_fs_open+0x330/0xdf0 [ 62.454677][ T5073] bch2_fs_open+0x8cc/0xdf0 [ 62.459205][ T5073] ? __pfx_bch2_fs_open+0x10/0x10 [ 62.464298][ T5073] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 62.470646][ T5073] ? __pfx_bch2_test_super+0x10/0x10 [ 62.475962][ T5073] ? sget+0x2b8/0x620 [ 62.479954][ T5073] ? __pfx_bch2_noset_super+0x10/0x10 [ 62.485401][ T5073] bch2_mount+0x71d/0x1320 [ 62.489927][ T5073] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 62.496040][ T5073] ? __pfx_bch2_mount+0x10/0x10 [ 62.500906][ T5073] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 62.507284][ T5073] ? smack_sb_eat_lsm_opts+0x4b6/0x6a0 [ 62.512798][ T5073] ? kfree+0x153/0x3a0 [ 62.516878][ T5073] ? cap_capable+0x1b4/0x250 [ 62.521516][ T5073] legacy_get_tree+0xee/0x190 [ 62.526207][ T5073] ? __pfx_bch2_mount+0x10/0x10 [ 62.531072][ T5073] vfs_get_tree+0x90/0x2a0 [ 62.535563][ T5073] do_new_mount+0x2be/0xb40 [ 62.540074][ T5073] ? ns_capable+0x8a/0xf0 [ 62.544431][ T5073] ? __pfx_do_new_mount+0x10/0x10 [ 62.549471][ T5073] __se_sys_mount+0x2d9/0x3c0 [ 62.554202][ T5073] ? __pfx___se_sys_mount+0x10/0x10 [ 62.559669][ T5073] ? do_syscall_64+0x102/0x240 [ 62.564481][ T5073] ? __x64_sys_mount+0x20/0xc0 [ 62.569284][ T5073] do_syscall_64+0xf5/0x240 [ 62.573822][ T5073] ? clear_bhb_loop+0x35/0x90 [ 62.578510][ T5073] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 62.584448][ T5073] RIP: 0033:0x7f7fb2d50d7a [ 62.589409][ T5073] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 62.609082][ T5073] RSP: 002b:00007ffe44855818 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 62.618000][ T5073] RAX: ffffffffffffffda RBX: 00007ffe44855830 RCX: 00007f7fb2d50d7a [ 62.627908][ T5073] RDX: 0000000020011a00 RSI: 0000000020011a40 RDI: 00007ffe44855830 [ 62.636248][ T5073] RBP: 0000000000000004 R08: 00007ffe44855870 R09: 00000000000119fa [ 62.644934][ T5073] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000000000000 [ 62.652951][ T5073] R13: 00007ffe44855870 R14: 0000000000000003 R15: 0000000001000000 [ 62.660955][ T5073] [ 62.664057][ T5073] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 62.671331][ T5073] CPU: 1 PID: 5073 Comm: syz-executor199 Not tainted 6.9.0-rc6-syzkaller-00232-gddb4c3f25b7b #0 [ 62.681720][ T5073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 62.691757][ T5073] Call Trace: [ 62.695133][ T5073] [ 62.698049][ T5073] dump_stack_lvl+0x241/0x360 [ 62.702718][ T5073] ? __pfx_dump_stack_lvl+0x10/0x10 [ 62.707918][ T5073] ? __pfx__printk+0x10/0x10 [ 62.712492][ T5073] ? vscnprintf+0x5d/0x90 [ 62.716806][ T5073] panic+0x349/0x860 [ 62.720685][ T5073] ? __warn+0x172/0x4e0 [ 62.724828][ T5073] ? __pfx_panic+0x10/0x10 [ 62.729245][ T5073] __warn+0x346/0x4e0 [ 62.733209][ T5073] ? kvmalloc_node+0x17a/0x190 [ 62.737955][ T5073] report_bug+0x2b3/0x500 [ 62.742302][ T5073] ? kvmalloc_node+0x17a/0x190 [ 62.747049][ T5073] handle_bug+0x3e/0x70 [ 62.751271][ T5073] exc_invalid_op+0x1a/0x50 [ 62.755771][ T5073] asm_exc_invalid_op+0x1a/0x20 [ 62.760626][ T5073] RIP: 0010:kvmalloc_node+0x17a/0x190 [ 62.766041][ T5073] Code: cc 44 89 fe 81 e6 00 20 00 00 31 ff e8 ef b9 be ff 41 81 e7 00 20 00 00 74 0a e8 a1 b5 be ff e9 3b ff ff ff e8 97 b5 be ff 90 <0f> 0b 90 e9 2d ff ff ff 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 [ 62.788338][ T5073] RSP: 0018:ffffc90003ccf0a8 EFLAGS: 00010293 [ 62.794405][ T5073] RAX: ffffffff81d75a39 RBX: 00e60000000000a0 RCX: ffff888029583c00 [ 62.802362][ T5073] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 62.810349][ T5073] RBP: 0000000000000000 R08: ffffffff81d75a21 R09: 00000000ffffffff [ 62.818394][ T5073] R10: ffffc90003ccef20 R11: fffff52000799de9 R12: dffffc0000000000 [ 62.826480][ T5073] R13: ffff888076880000 R14: 00000000ffffffff R15: 0000000000000000 [ 62.834449][ T5073] ? kvmalloc_node+0x161/0x190 [ 62.839200][ T5073] ? kvmalloc_node+0x179/0x190 [ 62.843950][ T5073] ? kvmalloc_node+0x179/0x190 [ 62.848968][ T5073] bch2_dev_buckets_resize+0x71/0x410 [ 62.854331][ T5073] __bch2_dev_alloc+0x7b4/0xa80 [ 62.859366][ T5073] bch2_dev_alloc+0xda/0x180 [ 62.863941][ T5073] ? __pfx_bch2_dev_alloc+0x10/0x10 [ 62.869155][ T5073] ? __pfx_mempool_free_slab+0x10/0x10 [ 62.874617][ T5073] ? mempool_init+0x3a/0x50 [ 62.879105][ T5073] ? bioset_init+0x591/0x6e0 [ 62.883684][ T5073] bch2_fs_alloc+0x21fa/0x2330 [ 62.888466][ T5073] ? __pfx_bch2_fs_alloc+0x10/0x10 [ 62.893589][ T5073] ? rcu_is_watching+0x15/0xb0 [ 62.898343][ T5073] ? trace_kmalloc+0x1f/0xd0 [ 62.902930][ T5073] ? __kmalloc_node+0x270/0x4e0 [ 62.907777][ T5073] ? rcu_is_watching+0x15/0xb0 [ 62.912522][ T5073] ? __bch2_darray_resize+0x13e/0x1e0 [ 62.917901][ T5073] ? __bch2_darray_resize+0x13e/0x1e0 [ 62.923256][ T5073] ? bch2_fs_open+0x330/0xdf0 [ 62.927920][ T5073] bch2_fs_open+0x8cc/0xdf0 [ 62.932444][ T5073] ? __pfx_bch2_fs_open+0x10/0x10 [ 62.937648][ T5073] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 62.943991][ T5073] ? __pfx_bch2_test_super+0x10/0x10 [ 62.949256][ T5073] ? sget+0x2b8/0x620 [ 62.953220][ T5073] ? __pfx_bch2_noset_super+0x10/0x10 [ 62.958573][ T5073] bch2_mount+0x71d/0x1320 [ 62.963003][ T5073] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 62.969056][ T5073] ? __pfx_bch2_mount+0x10/0x10 [ 62.973895][ T5073] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 62.980295][ T5073] ? smack_sb_eat_lsm_opts+0x4b6/0x6a0 [ 62.985755][ T5073] ? kfree+0x153/0x3a0 [ 62.990618][ T5073] ? cap_capable+0x1b4/0x250 [ 62.995254][ T5073] legacy_get_tree+0xee/0x190 [ 63.000021][ T5073] ? __pfx_bch2_mount+0x10/0x10 [ 63.005406][ T5073] vfs_get_tree+0x90/0x2a0 [ 63.010013][ T5073] do_new_mount+0x2be/0xb40 [ 63.014698][ T5073] ? ns_capable+0x8a/0xf0 [ 63.019030][ T5073] ? __pfx_do_new_mount+0x10/0x10 [ 63.024143][ T5073] __se_sys_mount+0x2d9/0x3c0 [ 63.028805][ T5073] ? __pfx___se_sys_mount+0x10/0x10 [ 63.033991][ T5073] ? do_syscall_64+0x102/0x240 [ 63.038797][ T5073] ? __x64_sys_mount+0x20/0xc0 [ 63.043556][ T5073] do_syscall_64+0xf5/0x240 [ 63.048064][ T5073] ? clear_bhb_loop+0x35/0x90 [ 63.052736][ T5073] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 63.058649][ T5073] RIP: 0033:0x7f7fb2d50d7a [ 63.063057][ T5073] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 63.082752][ T5073] RSP: 002b:00007ffe44855818 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 63.091276][ T5073] RAX: ffffffffffffffda RBX: 00007ffe44855830 RCX: 00007f7fb2d50d7a [ 63.099810][ T5073] RDX: 0000000020011a00 RSI: 0000000020011a40 RDI: 00007ffe44855830 [ 63.108507][ T5073] RBP: 0000000000000004 R08: 00007ffe44855870 R09: 00000000000119fa [ 63.116559][ T5073] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000000000000 [ 63.124622][ T5073] R13: 00007ffe44855870 R14: 0000000000000003 R15: 0000000001000000 [ 63.132590][ T5073] [ 63.135919][ T5073] Kernel Offset: disabled [ 63.140320][ T5073] Rebooting in 86400 seconds..