./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor964661042
<...>
forked to background, child pid 4642
no interfaces have a carrier
[ 28.307990][ T4643] 8021q: adding VLAN 0 to HW filter on device bond0
[ 28.317960][ T4643] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK
syzkaller
Warning: Permanently added '10.128.15.193' (ECDSA) to the list of known hosts.
execve("./syz-executor964661042", ["./syz-executor964661042"], 0x7fff679efef0 /* 10 vars */) = 0
brk(NULL) = 0x55555665e000
brk(0x55555665ed00) = 0x55555665ed00
arch_prctl(ARCH_SET_FS, 0x55555665e3c0) = 0
uname({sysname="Linux", nodename="syzkaller", ...}) = 0
readlink("/proc/self/exe", "/root/syz-executor964661042", 4096) = 27
brk(0x55555667fd00) = 0x55555667fd00
brk(0x555556680000) = 0x555556680000
mprotect(0x7fedccfd7000, 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
rt_sigaction(SIGRTMIN, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0
rt_sigaction(SIGRT_1, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0
rt_sigaction(SIGSEGV, {sa_handler=0x7fedccf28bf0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7fedccf28ee0}, NULL, 8) = 0
rt_sigaction(SIGBUS, {sa_handler=0x7fedccf28bf0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7fedccf28ee0}, NULL, 8) = 0
prctl(PR_SET_SECCOMP, SECCOMP_MODE_DISABLED, 0x20000040, 0, 0) = -1 EINVAL (Invalid argument)
mkdir("./file0", 0777) = 0
--- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} ---
pipe2([3, 4], 0) = 0
write(4, "\x15\x00\x00\x00\x65\xff\xff\x7f\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21
dup(4) = 5
mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,") = -1 EREMOTEIO (Remote I/O error)
write(5, "\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 24) = 24
write(5, "\x4c\x01\x00\x00\x05\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\x18\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"..., 311) = 311
syzkaller login: [ 49.316697][ T5063] ------------[ cut here ]------------
[ 49.322399][ T5063] WARNING: CPU: 0 PID: 5063 at mm/page_alloc.c:5525 __alloc_pages+0x412/0x5b0
[ 49.331467][ T5063] Modules linked in:
[ 49.335380][ T5063] CPU: 0 PID: 5063 Comm: syz-executor964 Not tainted 6.1.0-syzkaller-14594-g72a85e2b0a1e #0
[ 49.345516][ T5063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[ 49.355810][ T5063] RIP: 0010:__alloc_pages+0x412/0x5b0
[ 49.361260][ T5063] Code: ff ff 00 0f 84 c3 fd ff ff 80 ce 01 e9 bb fd ff ff 83 fe 0a 0f 86 ce fc ff ff 80 3d b3 c1 98 0c 00 75 09 c6 05 aa c1 98 0c 01 <0f> 0b 45 31 f6 e9 52 fe ff ff 65 ff 05 15 c1 3e 7e 48 c7 c0 60 3b
[ 49.381114][ T5063] RSP: 0018:ffffc90003b7fac0 EFLAGS: 00010246
[ 49.387179][ T5063] RAX: 0000000000000000 RBX: 1ffff9200076ff59 RCX: 0000000000000000
[ 49.395520][ T5063] RDX: 0000000000000000 RSI: 0000000000000014 RDI: 0000000000000000
[ 49.403584][ T5063] RBP: 0000000000040d40 R08: 0000000000000007 R09: 0000000000000000
[ 49.411735][ T5063] R10: 0000000100000000 R11: 0000000000000000 R12: 0000000000000014
[ 49.419734][ T5063] R13: 0000000000000000 R14: 0000000000040d40 R15: ffff888076a50000
[ 49.427780][ T5063] FS: 000055555665e3c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[ 49.436790][ T5063] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 49.443442][ T5063] CR2: 00007fe9ca3f5a70 CR3: 000000001c4e6000 CR4: 0000000000350ef0
[ 49.451474][ T5063] Call Trace:
[ 49.454746][ T5063]
[ 49.457664][ T5063] ? __alloc_pages_slowpath.constprop.0+0x23d0/0x23d0
[ 49.464507][ T5063] ? p9_client_clunk+0xc0/0x140
[ 49.469403][ T5063] ? v9fs_writeback_fid+0x220/0x220
[ 49.474690][ T5063] ? mark_held_locks+0x9f/0xe0
[ 49.479502][ T5063] __kmalloc_large_node+0x85/0x160
[ 49.484682][ T5063] ? v9fs_fid_get_acl+0x78/0x120
[ 49.489676][ T5063] __kmalloc+0x91/0xd0
[ 49.493860][ T5063] v9fs_fid_get_acl+0x78/0x120
[ 49.498661][ T5063] v9fs_get_acl+0x120/0x5f0
[ 49.503516][ T5063] v9fs_mount+0x662/0xca0
[ 49.507884][ T5063] ? v9fs_statfs+0x4d0/0x4d0
[ 49.512547][ T5063] ? apparmor_capable+0x1dc/0x460
[ 49.517607][ T5063] ? v9fs_statfs+0x4d0/0x4d0
[ 49.522400][ T5063] legacy_get_tree+0x109/0x220
[ 49.527200][ T5063] vfs_get_tree+0x8d/0x2f0
[ 49.531867][ T5063] path_mount+0x132a/0x1e20
[ 49.536410][ T5063] ? kmem_cache_free+0xee/0x5c0
[ 49.541599][ T5063] ? finish_automount+0x960/0x960
[ 49.546668][ T5063] ? putname+0x102/0x140
[ 49.550978][ T5063] __x64_sys_mount+0x283/0x300
[ 49.555771][ T5063] ? copy_mnt_ns+0xb30/0xb30
[ 49.560441][ T5063] ? lockdep_hardirqs_on+0x7d/0x100
[ 49.565712][ T5063] ? _raw_spin_unlock_irq+0x2e/0x50
[ 49.570976][ T5063] ? ptrace_notify+0xfe/0x140
[ 49.575647][ T5063] do_syscall_64+0x39/0xb0
[ 49.580054][ T5063] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 49.585999][ T5063] RIP: 0033:0x7fedccf6a929
[ 49.590429][ T5063] Code: 28 c3 e8 5a 14 00 00 66 2e 0f 1f 84 00 00 00 00 00 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 c0 ff ff ff f7 d8 64 89 01 48
[ 49.610198][ T5063] RSP: 002b:00007ffeec5ae3d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 49.618722][ T5063] RAX: ffffffffffffffda RBX: 00007ffeec5ae3e8 RCX: 00007fedccf6a929
[ 49.626784][ T5063] RDX: 0000000020000140 RSI: 0000000020000340 RDI: 0000000000000000
[ 49.634833][ T5063] RBP: 00007ffeec5ae3e0 R08: 00000000200006c0 R09: 00007fedccf28bf0
[ 49.642896][ T5063] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 49.650939][ T5063] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 49.659020][ T5063]
[ 49.662089][ T5063] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 49.669384][ T5063] CPU: 0 PID: 5063 Comm: syz-executor964 Not tainted 6.1.0-syzkaller-14594-g72a85e2b0a1e #0
[ 49.679452][ T5063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[ 49.689508][ T5063] Call Trace:
[ 49.692787][ T5063]
[ 49.695796][ T5063] dump_stack_lvl+0xd1/0x138
[ 49.700384][ T5063] panic+0x2cc/0x626
[ 49.704288][ T5063] ? panic_print_sys_info.part.0+0x110/0x110
[ 49.710374][ T5063] ? __alloc_pages+0x412/0x5b0
[ 49.715259][ T5063] check_panic_on_warn.cold+0x19/0x35
[ 49.720638][ T5063] __warn+0xf2/0x1a0
[ 49.724698][ T5063] ? __alloc_pages+0x412/0x5b0
[ 49.729456][ T5063] report_bug+0x1c0/0x210
[ 49.733979][ T5063] handle_bug+0x3c/0x70
[ 49.738132][ T5063] exc_invalid_op+0x18/0x50
[ 49.742713][ T5063] asm_exc_invalid_op+0x1a/0x20
[ 49.747567][ T5063] RIP: 0010:__alloc_pages+0x412/0x5b0
[ 49.752947][ T5063] Code: ff ff 00 0f 84 c3 fd ff ff 80 ce 01 e9 bb fd ff ff 83 fe 0a 0f 86 ce fc ff ff 80 3d b3 c1 98 0c 00 75 09 c6 05 aa c1 98 0c 01 <0f> 0b 45 31 f6 e9 52 fe ff ff 65 ff 05 15 c1 3e 7e 48 c7 c0 60 3b
[ 49.772652][ T5063] RSP: 0018:ffffc90003b7fac0 EFLAGS: 00010246
[ 49.778807][ T5063] RAX: 0000000000000000 RBX: 1ffff9200076ff59 RCX: 0000000000000000
[ 49.786788][ T5063] RDX: 0000000000000000 RSI: 0000000000000014 RDI: 0000000000000000
[ 49.794853][ T5063] RBP: 0000000000040d40 R08: 0000000000000007 R09: 0000000000000000
[ 49.802910][ T5063] R10: 0000000100000000 R11: 0000000000000000 R12: 0000000000000014
[ 49.810877][ T5063] R13: 0000000000000000 R14: 0000000000040d40 R15: ffff888076a50000
[ 49.818871][ T5063] ? __alloc_pages_slowpath.constprop.0+0x23d0/0x23d0
[ 49.825741][ T5063] ? p9_client_clunk+0xc0/0x140
[ 49.830604][ T5063] ? v9fs_writeback_fid+0x220/0x220
[ 49.835820][ T5063] ? mark_held_locks+0x9f/0xe0
[ 49.840590][ T5063] __kmalloc_large_node+0x85/0x160
[ 49.845809][ T5063] ? v9fs_fid_get_acl+0x78/0x120
[ 49.850758][ T5063] __kmalloc+0x91/0xd0
[ 49.854833][ T5063] v9fs_fid_get_acl+0x78/0x120
[ 49.859602][ T5063] v9fs_get_acl+0x120/0x5f0
[ 49.864113][ T5063] v9fs_mount+0x662/0xca0
[ 49.868445][ T5063] ? v9fs_statfs+0x4d0/0x4d0
[ 49.873040][ T5063] ? apparmor_capable+0x1dc/0x460
[ 49.878074][ T5063] ? v9fs_statfs+0x4d0/0x4d0
[ 49.882673][ T5063] legacy_get_tree+0x109/0x220
[ 49.887453][ T5063] vfs_get_tree+0x8d/0x2f0
[ 49.891871][ T5063] path_mount+0x132a/0x1e20
[ 49.896427][ T5063] ? kmem_cache_free+0xee/0x5c0
[ 49.901367][ T5063] ? finish_automount+0x960/0x960
[ 49.906391][ T5063] ? putname+0x102/0x140
[ 49.910639][ T5063] __x64_sys_mount+0x283/0x300
[ 49.915403][ T5063] ? copy_mnt_ns+0xb30/0xb30
[ 49.920078][ T5063] ? lockdep_hardirqs_on+0x7d/0x100
[ 49.925272][ T5063] ? _raw_spin_unlock_irq+0x2e/0x50
[ 49.930467][ T5063] ? ptrace_notify+0xfe/0x140
[ 49.935144][ T5063] do_syscall_64+0x39/0xb0
[ 49.939564][ T5063] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 49.945451][ T5063] RIP: 0033:0x7fedccf6a929
[ 49.949859][ T5063] Code: 28 c3 e8 5a 14 00 00 66 2e 0f 1f 84 00 00 00 00 00 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 c0 ff ff ff f7 d8 64 89 01 48
[ 49.969462][ T5063] RSP: 002b:00007ffeec5ae3d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 49.977872][ T5063] RAX: ffffffffffffffda RBX: 00007ffeec5ae3e8 RCX: 00007fedccf6a929
[ 49.985837][ T5063] RDX: 0000000020000140 RSI: 0000000020000340 RDI: 0000000000000000
[ 49.993891][ T5063] RBP: 00007ffeec5ae3e0 R08: 00000000200006c0 R09: 00007fedccf28bf0
[ 50.001856][ T5063] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 50.009821][ T5063] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 50.017797][ T5063]
[ 50.021440][ T5063] Kernel Offset: disabled
[ 50.025830][ T5063] Rebooting in 86400 seconds..