./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1730561859 <...> forked to background, child pid 4651 no interfaces have a carrier [ 33.302637][ T4652] 8021q: adding VLAN 0 to HW filter on device bond0 [ 33.317777][ T4652] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.114' (ECDSA) to the list of known hosts. execve("./syz-executor1730561859", ["./syz-executor1730561859"], 0x7ffe45477850 /* 10 vars */) = 0 brk(NULL) = 0x555556e1d000 brk(0x555556e1dc40) = 0x555556e1dc40 arch_prctl(ARCH_SET_FS, 0x555556e1d300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor1730561859", 4096) = 28 brk(0x555556e3ec40) = 0x555556e3ec40 brk(0x555556e3f000) = 0x555556e3f000 mprotect(0x7f756092a000, 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 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5080 attached , child_tidptr=0x555556e1d5d0) = 5080 [pid 5080] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5080] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5080] setsid() = 1 [pid 5080] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5080] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5080] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5080] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5080] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5080] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5080] unshare(CLONE_NEWNS) = 0 [pid 5080] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5080] unshare(CLONE_NEWIPC) = 0 [pid 5080] unshare(CLONE_NEWCGROUP) = 0 [pid 5080] unshare(CLONE_NEWUTS) = 0 [pid 5080] unshare(CLONE_SYSVSEM) = 0 [pid 5080] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5080] write(3, "16777216", 8) = 8 [pid 5080] close(3) = 0 [pid 5080] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5080] write(3, "536870912", 9) = 9 [pid 5080] close(3) = 0 [pid 5080] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5080] write(3, "1024", 4) = 4 [pid 5080] close(3) = 0 [pid 5080] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5080] write(3, "8192", 4) = 4 [pid 5080] close(3) = 0 [pid 5080] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5080] write(3, "1024", 4) = 4 [pid 5080] close(3) = 0 [pid 5080] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5080] write(3, "1024", 4) = 4 [pid 5080] close(3) = 0 [pid 5080] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5080] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5080] close(3) = 0 [pid 5080] getpid() = 1 [pid 5080] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 3c 02 00 75 1f 49 8b 7d 00 44 89 e2 48 c7 c6 80 be d0 8a 48 81 [ 59.308419][ C1] RSP: 0018:ffffc900001e0a58 EFLAGS: 00010086 [ 59.314484][ C1] RAX: dffffc0000000000 RBX: ffff88801f705800 RCX: 0000000000000100 [ 59.322451][ C1] RDX: 0000000000000000 RSI: ffffffff89d5a3ea RDI: 0000000000000005 [ 59.330415][ C1] RBP: ffffc90000a1ee70 R08: 0000000000000005 R09: 0000000000000000 [ 59.338379][ C1] R10: ffffffffffffffb9 R11: 0000000000000001 R12: ffffffffffffffb9 [ 59.346347][ C1] R13: 0000000000000000 R14: 0100000000000001 R15: 00000000ffffffb9 [ 59.354314][ C1] FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 59.363242][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.369825][ C1] CR2: 00007fffc3520bb0 CR3: 00000000262ac000 CR4: 00000000003506e0 [ 59.377796][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 59.385760][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 59.393724][ C1] Call Trace: [ 59.396995][ C1] [ 59.399834][ C1] __usb_hcd_giveback_urb+0x2b6/0x5c0 [ 59.405219][ C1] usb_hcd_giveback_urb+0x384/0x430 [ 59.410427][ C1] dummy_timer+0x1203/0x32d0 [ 59.415026][ C1] ? call_timer_fn+0xd4/0x800 [ 59.419707][ C1] ? trace_lock_acquire+0x1f1/0x290 [ 59.424901][ C1] ? dummy_dequeue+0x500/0x500 [ 59.429668][ C1] call_timer_fn+0x1da/0x800 [ 59.434258][ C1] ? dummy_dequeue+0x500/0x500 [ 59.439018][ C1] ? enqueue_timer+0x680/0x680 [ 59.443785][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 59.448641][ C1] ? dummy_dequeue+0x500/0x500 [ 59.453401][ C1] ? _raw_spin_unlock_irq+0x23/0x50 [ 59.458617][ C1] ? dummy_dequeue+0x500/0x500 [ 59.463390][ C1] ? dummy_dequeue+0x500/0x500 [ 59.468158][ C1] expire_timers+0x234/0x330 [ 59.472755][ C1] run_timer_softirq+0x326/0x910 [ 59.477701][ C1] ? expire_timers+0x330/0x330 [ 59.482472][ C1] ? kvm_sched_clock_read+0x18/0x40 [ 59.487689][ C1] __do_softirq+0x1fb/0xaf6 [ 59.492226][ C1] __irq_exit_rcu+0x123/0x180 [ 59.496914][ C1] irq_exit_rcu+0x9/0x20 [ 59.501166][ C1] sysvec_apic_timer_interrupt+0x97/0xc0 [ 59.506806][ C1] [ 59.509746][ C1] [ 59.512680][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 59.518672][ C1] RIP: 0010:acpi_idle_do_entry+0x1fd/0x2a0 [ 59.524504][ C1] Code: 89 de e8 c6 c5 7a f7 84 db 75 ac e8 4d c9 7a f7 e8 c8 49 81 f7 66 90 e8 41 c9 7a f7 0f 00 2d ba cc aa 00 e8 35 c9 7a f7 fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 f0 c5 7a f7 48 85 db [ 59.544115][ C1] RSP: 0018:ffffc90000177d10 EFLAGS: 00000293 [ 59.550190][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 59.558163][ C1] RDX: ffff88813fe71d40 RSI: ffffffff8a06f48b RDI: 0000000000000000 [ 59.566134][ C1] RBP: ffff88813ff2a864 R08: 0000000000000001 R09: 0000000000000001 [ 59.574104][ C1] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 59.582080][ C1] R13: ffff88813ff2a800 R14: ffff88813ff2a864 R15: ffff88801867f004 [ 59.590061][ C1] ? acpi_idle_do_entry+0x1fb/0x2a0 [ 59.595272][ C1] acpi_idle_enter+0x368/0x510 [ 59.600044][ C1] cpuidle_enter_state+0x1af/0xd40 [ 59.605165][ C1] cpuidle_enter+0x4e/0xa0 [ 59.609585][ C1] do_idle+0x3f7/0x590 [ 59.613661][ C1] ? arch_cpu_idle_exit+0x30/0x30 [ 59.618687][ C1] ? _raw_spin_unlock_irq+0x40/0x50 [ 59.623892][ C1] ? lockdep_hardirqs_on+0x7d/0x100 [ 59.629100][ C1] cpu_startup_entry+0x18/0x20 [ 59.633874][ C1] start_secondary+0x256/0x300 [ 59.638642][ C1] ? set_cpu_sibling_map+0x2510/0x2510 [ 59.644107][ C1] secondary_startup_64_no_verify+0xce/0xdb [ 59.650014][ C1] [ 59.653025][ C1] Modules linked in: [ 59.656914][ C1] ---[ end trace 0000000000000000 ]--- [ 59.662357][ C1] RIP: 0010:pn533_out_complete.cold+0x15/0x44 [ 59.668433][ C1] Code: df e8 aa 07 fa f7 e9 39 ff ff ff 48 89 df e8 9d 07 fa f7 eb e0 e8 d6 19 ac f7 4c 89 ea b8 ff ff 37 00 48 c1 ea 03 48 c1 e0 2a <80> 3c 02 00 75 1f 49 8b 7d 00 44 89 e2 48 c7 c6 80 be d0 8a 48 81 [ 59.688043][ C1] RSP: 0018:ffffc900001e0a58 EFLAGS: 00010086 [ 59.694105][ C1] RAX: dffffc0000000000 RBX: ffff88801f705800 RCX: 0000000000000100 [ 59.702151][ C1] RDX: 0000000000000000 RSI: ffffffff89d5a3ea RDI: 0000000000000005 [ 59.710117][ C1] RBP: ffffc90000a1ee70 R08: 0000000000000005 R09: 0000000000000000 [ 59.718084][ C1] R10: ffffffffffffffb9 R11: 0000000000000001 R12: ffffffffffffffb9 [ 59.726050][ C1] R13: 0000000000000000 R14: 0100000000000001 R15: 00000000ffffffb9 [ 59.734019][ C1] FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 59.742948][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.749527][ C1] CR2: 00007fffc3520bb0 CR3: 00000000262ac000 CR4: 00000000003506e0 [ 59.757512][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 59.765481][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 59.773453][ C1] Kernel panic - not syncing: Fatal exception in interrupt [ 59.780792][ C1] Kernel Offset: disabled [ 59.785105][ C1] Rebooting in 86400 seconds..