./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2486909017 <...> Warning: Permanently added '10.128.1.189' (ECDSA) to the list of known hosts. execve("./syz-executor2486909017", ["./syz-executor2486909017"], 0x7ffcbe3c8de0 /* 10 vars */) = 0 brk(NULL) = 0x555555c34000 brk(0x555555c34c40) = 0x555555c34c40 arch_prctl(ARCH_SET_FS, 0x555555c34300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor2486909017", 4096) = 28 brk(0x555555c55c40) = 0x555555c55c40 brk(0x555555c56000) = 0x555555c56000 mprotect(0x7f361235a000, 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 getpid() = 5075 openat(AT_FDCWD, "/sys/kernel/debug/x86/nmi_longest_ns", O_WRONLY|O_CLOEXEC) = 3 write(3, "10000000000", 11) = 11 close(3) = 0 openat(AT_FDCWD, "/proc/sys/kernel/hung_task_check_interval_secs", O_WRONLY|O_CLOEXEC) = 3 write(3, "20", 2) = 2 close(3) = 0 openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_kallsyms", O_WRONLY|O_CLOEXEC) = 3 write(3, "1", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_harden", O_WRONLY|O_CLOEXEC) = 3 write(3, "0", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/proc/sys/kernel/kptr_restrict", O_WRONLY|O_CLOEXEC) = 3 write(3, "0", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/proc/sys/kernel/softlockup_all_cpu_backtrace", O_WRONLY|O_CLOEXEC) = 3 write(3, "1", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3 write(3, "100", 3) = 3 close(3) = 0 openat(AT_FDCWD, "/proc/sys/vm/oom_dump_tasks", O_WRONLY|O_CLOEXEC) = 3 write(3, "0", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/proc/sys/debug/exception-trace", O_WRONLY|O_CLOEXEC) = 3 write(3, "0", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/proc/sys/kernel/printk", O_WRONLY|O_CLOEXEC) = 3 write(3, "7 4 1 3", 7) = 7 close(3) = 0 openat(AT_FDCWD, "/proc/sys/kernel/keys/gc_delay", O_WRONLY|O_CLOEXEC) = 3 write(3, "1", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/proc/sys/vm/oom_kill_allocating_task", O_WRONLY|O_CLOEXEC) = 3 write(3, "1", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/proc/sys/kernel/ctrl-alt-del", O_WRONLY|O_CLOEXEC) = 3 write(3, "0", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/proc/sys/kernel/cad_pid", O_WRONLY|O_CLOEXEC) = 3 write(3, "5075", 4) = 4 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/failslab/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_futex/ignore-private", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-highmem", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/min-order", O_WRONLY|O_CLOEXEC) = 3 write(3, "0", 1) = 1 close(3) = 0 chmod("/dev/raw-gadget", 0666) = 0 getpid() = 5075 mkdir("./syzkaller.bWxVbV", 0700) = 0 chmod("./syzkaller.bWxVbV", 0777) = 0 chdir("./syzkaller.bWxVbV") = 0 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555c345d0) = 5076 ./strace-static-x86_64: Process 5076 attached [pid 5076] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5076] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5076] setsid() = 1 [pid 5076] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5076] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5076] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5076] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5076] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5076] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5076] unshare(CLONE_NEWNS) = 0 [pid 5076] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5076] unshare(CLONE_NEWIPC) = 0 [pid 5076] unshare(CLONE_NEWCGROUP) = 0 [pid 5076] unshare(CLONE_NEWUTS) = 0 [pid 5076] unshare(CLONE_SYSVSEM) = 0 [pid 5076] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5076] write(3, "16777216", 8) = 8 [pid 5076] close(3) = 0 [pid 5076] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5076] write(3, "536870912", 9) = 9 [pid 5076] close(3) = 0 [pid 5076] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5076] write(3, "1024", 4) = 4 [pid 5076] close(3) = 0 [pid 5076] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5076] write(3, "8192", 4) = 4 [pid 5076] close(3) = 0 [pid 5076] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5076] write(3, "1024", 4) = 4 [pid 5076] close(3) = 0 [pid 5076] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5076] write(3, "1024", 4) = 4 [pid 5076] close(3) = 0 [pid 5076] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5076] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5076] close(3) = 0 [pid 5076] getpid() = 1 [pid 5076] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [ 54.832925][ T5076] dump_stack_lvl+0x1e7/0x2d0 [ 54.837633][ T5076] ? nf_tcp_handle_invalid+0x650/0x650 [ 54.843100][ T5076] ? panic+0x770/0x770 [ 54.847168][ T5076] ? __lock_acquire+0x125b/0x1f80 [ 54.852196][ T5076] should_fail_ex+0x3aa/0x4e0 [ 54.856875][ T5076] prepare_alloc_pages+0x1d9/0x5b0 [ 54.862002][ T5076] __alloc_pages+0x165/0x670 [ 54.866640][ T5076] ? zone_statistics+0x170/0x170 [ 54.871579][ T5076] ? do_raw_spin_unlock+0x13b/0x8b0 [ 54.876769][ T5076] ? free_unref_page_commit+0x20c/0x540 [ 54.882330][ T5076] __kmalloc_large_node+0x91/0x1d0 [ 54.887486][ T5076] kmalloc_large+0x20/0x100 [ 54.891983][ T5076] ? diMount+0x1a/0x870 [ 54.896130][ T5076] diMount+0x29/0x870 [ 54.900108][ T5076] ? diUnmount+0xf3/0x100 [ 54.904444][ T5076] jfs_mount_rw+0x2da/0x6a0 [ 54.908954][ T5076] ? chkSuper+0x1010/0x1010 [ 54.913467][ T5076] ? list_lru_walk_one_irq+0xe0/0xe0 [ 54.918750][ T5076] ? shrink_dentry_list+0x690/0x6a0 [ 54.923946][ T5076] ? sync_filesystem+0x107/0x220 [ 54.928924][ T5076] jfs_remount+0x3d1/0x6b0 [ 54.933347][ T5076] ? jfs_statfs+0x510/0x510 [ 54.937855][ T5076] ? __might_sleep+0xc0/0xc0 [ 54.942450][ T5076] ? hook_sb_remount+0x1d/0xd0 [ 54.947218][ T5076] reconfigure_super+0x3c9/0x7c0 [ 54.952160][ T5076] path_mount+0xc19/0xf80 [ 54.956493][ T5076] ? user_path_at_empty+0x12f/0x180 [ 54.961830][ T5076] __se_sys_mount+0x2d9/0x3c0 [ 54.966507][ T5076] ? __x64_sys_mount+0xc0/0xc0 [ 54.971269][ T5076] ? syscall_enter_from_user_mode+0x32/0x230 [ 54.977254][ T5076] ? __x64_sys_mount+0x20/0xc0 [ 54.982016][ T5076] do_syscall_64+0x41/0xc0 [ 54.986455][ T5076] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 54.992367][ T5076] RIP: 0033:0x7f36122ea129 [ 54.996783][ T5076] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 31 18 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 c0 ff ff ff f7 d8 64 89 01 48 [ 55.016402][ T5076] RSP: 002b:00007ffd81f4a7a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 55.024823][ T5076] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f36122ea129 [ 55.033139][ T5076] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000000 [ 55.041110][ T5076] RBP: 00007ffd81f4a7c0 R08: 0000000000000000 R09: 00007ffd81f4a740 [ 55.049077][ T5076] R10: 0000000000800020 R11: 0000000000000246 R12: 0000000000000004 [pid 5076] mount(NULL, "./file0", NULL, MS_REMOUNT|MS_I_VERSION, NULL) = -1 ENOMEM (Cannot allocate memory) [pid 5076] exit_group(1) = ? [ 55.057042][ T5076] R13: 00007ffd81f4a7f0 R14: 00007f3612329423 R15: 00007ffd81f4a7d0 [ 55.065022][ T5076] [ 55.072593][ T5076] jfs_mount_rw: diMount failed! [ 55.089892][ T5076] ================================================================== [ 55.097996][ T5076] BUG: KASAN: double-free in diUnmount+0xf3/0x100 [ 55.104407][ T5076] Free of addr ffff88802b888000 by task syz-executor248/5076 [ 55.111776][ T5076] [ 55.114107][ T5076] CPU: 0 PID: 5076 Comm: syz-executor248 Not tainted 6.3.0-rc3-syzkaller-00394-g0ec57cfa721f #0 [ 55.124498][ T5076] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 55.134550][ T5076] Call Trace: [ 55.137849][ T5076] [ 55.140768][ T5076] dump_stack_lvl+0x1e7/0x2d0 [ 55.145451][ T5076] ? irq_work_queue+0xca/0x150 [ 55.150205][ T5076] ? nf_tcp_handle_invalid+0x650/0x650 [ 55.155670][ T5076] ? panic+0x770/0x770 [ 55.159737][ T5076] ? _printk+0xd5/0x120 [ 55.163876][ T5076] ? diUnmount+0xf3/0x100 [ 55.168189][ T5076] print_report+0x163/0x540 [ 55.172678][ T5076] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 55.178558][ T5076] ? _raw_spin_unlock+0x40/0x40 [ 55.183404][ T5076] ? __virt_addr_valid+0x22f/0x2e0 [ 55.188514][ T5076] ? __phys_addr+0xba/0x170 [ 55.193004][ T5076] ? diUnmount+0xf3/0x100 [ 55.197316][ T5076] ? diUnmount+0xf3/0x100 [ 55.201629][ T5076] kasan_report_invalid_free+0xeb/0x100 [ 55.207184][ T5076] ? diUnmount+0xf3/0x100 [ 55.211602][ T5076] ____kasan_slab_free+0xfb/0x120 [ 55.216651][ T5076] __kmem_cache_free+0x264/0x3c0 [ 55.221578][ T5076] ? diUnmount+0xf3/0x100 [ 55.225894][ T5076] diUnmount+0xf3/0x100 [ 55.230045][ T5076] jfs_umount+0x186/0x3a0 [ 55.234381][ T5076] jfs_put_super+0x8a/0x190 [ 55.238875][ T5076] ? jfs_free_inode+0x30/0x30 [ 55.243537][ T5076] generic_shutdown_super+0x134/0x340 [ 55.248897][ T5076] kill_block_super+0x7e/0xe0 [ 55.253559][ T5076] deactivate_locked_super+0xa4/0x110 [ 55.258915][ T5076] cleanup_mnt+0x426/0x4c0 [ 55.263327][ T5076] ? _raw_spin_unlock_irq+0x23/0x50 [ 55.268521][ T5076] task_work_run+0x24a/0x300 [ 55.273121][ T5076] ? kasan_quarantine_put+0xd8/0x230 [ 55.278414][ T5076] ? task_work_cancel+0x2b0/0x2b0 [ 55.283455][ T5076] ? kmem_cache_free+0x297/0x520 [ 55.288405][ T5076] ? do_exit+0x68a/0x2290 [ 55.292730][ T5076] do_exit+0x68f/0x2290 [ 55.296878][ T5076] ? put_task_struct+0x80/0x80 [ 55.301629][ T5076] ? lockdep_hardirqs_on_prepare+0x43c/0x7a0 [ 55.307598][ T5076] ? print_irqtrace_events+0x220/0x220 [ 55.313045][ T5076] ? _raw_spin_unlock_irq+0x23/0x50 [ 55.318257][ T5076] ? lockdep_hardirqs_on+0x98/0x140 [ 55.323442][ T5076] do_group_exit+0x206/0x2c0 [ 55.328049][ T5076] __x64_sys_exit_group+0x3f/0x40 [ 55.333084][ T5076] do_syscall_64+0x41/0xc0 [ 55.337515][ T5076] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 55.343437][ T5076] RIP: 0033:0x7f36122e8c69 [ 55.347874][ T5076] Code: Unable to access opcode bytes at 0x7f36122e8c3f. [ 55.354886][ T5076] RSP: 002b:00007ffd81f4a758 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 55.363304][ T5076] RAX: ffffffffffffffda RBX: 00007f36123603f0 RCX: 00007f36122e8c69 [ 55.371261][ T5076] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 55.379235][ T5076] RBP: 0000000000000001 R08: ffffffffffffffc0 R09: 00007ffd81f4a740 [ 55.387218][ T5076] R10: 0000000000800020 R11: 0000000000000246 R12: 00007f36123603f0 [ 55.395180][ T5076] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 55.403161][ T5076] [ 55.406168][ T5076] [ 55.408495][ T5076] Allocated by task 5084: [ 55.412842][ T5076] kasan_set_track+0x4f/0x70 [ 55.417453][ T5076] __kasan_kmalloc+0x98/0xb0 [ 55.422124][ T5076] __kmalloc_node_track_caller+0xb6/0x230 [ 55.427867][ T5076] kmalloc_reserve+0xfe/0x240 [ 55.432552][ T5076] __alloc_skb+0x1b1/0x420 [ 55.436965][ T5076] nsim_dev_trap_report_work+0x250/0xa90 [ 55.442596][ T5076] process_one_work+0x8a0/0x10e0 [ 55.447527][ T5076] worker_thread+0xa63/0x1210 [ 55.452189][ T5076] kthread+0x270/0x300 [ 55.456244][ T5076] ret_from_fork+0x1f/0x30 [ 55.460690][ T5076] [ 55.463013][ T5076] Freed by task 5084: [ 55.466987][ T5076] kasan_set_track+0x4f/0x70 [ 55.471580][ T5076] kasan_save_free_info+0x2b/0x40 [ 55.476595][ T5076] ____kasan_slab_free+0xd6/0x120 [ 55.481620][ T5076] __kmem_cache_free+0x264/0x3c0 [ 55.486576][ T5076] skb_release_data+0x51d/0x810 [ 55.491430][ T5076] consume_skb+0xb1/0x150 [ 55.495765][ T5076] nsim_dev_trap_report_work+0x761/0xa90 [ 55.501397][ T5076] process_one_work+0x8a0/0x10e0 [ 55.506351][ T5076] worker_thread+0xa63/0x1210 [ 55.511051][ T5076] kthread+0x270/0x300 [ 55.515113][ T5076] ret_from_fork+0x1f/0x30 [ 55.519536][ T5076] [ 55.521862][ T5076] The buggy address belongs to the object at ffff88802b888000 [ 55.521862][ T5076] which belongs to the cache kmalloc-4k of size 4096 [ 55.535915][ T5076] The buggy address is located 0 bytes inside of [ 55.535915][ T5076] 4096-byte region [ffff88802b888000, ffff88802b889000) [ 55.549093][ T5076] [ 55.551424][ T5076] The buggy address belongs to the physical page: [ 55.557818][ T5076] page:ffffea0000ae2200 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x2b888 [ 55.567952][ T5076] head:ffffea0000ae2200 order:3 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 55.576869][ T5076] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff) [ 55.584870][ T5076] raw: 00fff00000010200 ffff888012442140 dead000000000122 0000000000000000 [ 55.593476][ T5076] raw: 0000000000000000 0000000000040004 00000001ffffffff 0000000000000000 [ 55.602054][ T5076] page dumped because: kasan: bad access detected [ 55.608458][ T5076] page_owner tracks the page as allocated [ 55.614156][ T5076] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd2820(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5084, tgid 5084 (kworker/1:5), ts 55071326095, free_ts 54791899333 [ 55.634814][ T5076] get_page_from_freelist+0x3246/0x33c0 [ 55.640374][ T5076] __alloc_pages+0x255/0x670 [ 55.644984][ T5076] alloc_slab_page+0x6a/0x160 [ 55.649666][ T5076] new_slab+0x84/0x2f0 [ 55.653747][ T5076] ___slab_alloc+0xa85/0x10a0 [ 55.658428][ T5076] __kmem_cache_alloc_node+0x1b8/0x290 [ 55.663874][ T5076] __kmalloc_node_track_caller+0xa5/0x230 [ 55.669579][ T5076] kmalloc_reserve+0xfe/0x240 [ 55.674243][ T5076] __alloc_skb+0x1b1/0x420 [ 55.678644][ T5076] nsim_dev_trap_report_work+0x250/0xa90 [ 55.684281][ T5076] process_one_work+0x8a0/0x10e0 [ 55.689236][ T5076] worker_thread+0xa63/0x1210 [ 55.693897][ T5076] kthread+0x270/0x300 [ 55.697948][ T5076] ret_from_fork+0x1f/0x30 [ 55.702352][ T5076] page last free stack trace: [ 55.707008][ T5076] free_unref_page_prepare+0xe2f/0xe70 [ 55.712555][ T5076] free_unref_page+0x37/0x3f0 [ 55.717263][ T5076] free_large_kmalloc+0xff/0x190 [ 55.722216][ T5076] diUnmount+0xf3/0x100 [ 55.726376][ T5076] jfs_mount_rw+0x2bf/0x6a0 [ 55.730893][ T5076] jfs_remount+0x3d1/0x6b0 [ 55.735334][ T5076] reconfigure_super+0x3c9/0x7c0 [ 55.740292][ T5076] path_mount+0xc19/0xf80 [ 55.744608][ T5076] __se_sys_mount+0x2d9/0x3c0 [ 55.749371][ T5076] do_syscall_64+0x41/0xc0 [ 55.753777][ T5076] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 55.759682][ T5076] [ 55.761991][ T5076] Memory state around the buggy address: [ 55.767616][ T5076] ffff88802b887f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 55.775661][ T5076] ffff88802b887f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 55.783724][ T5076] >ffff88802b888000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 55.791790][ T5076] ^ [ 55.795851][ T5076] ffff88802b888080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 55.803908][ T5076] ffff88802b888100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 55.811956][ T5076] ================================================================== [ 55.827613][ T5076] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 55.834848][ T5076] CPU: 0 PID: 5076 Comm: syz-executor248 Not tainted 6.3.0-rc3-syzkaller-00394-g0ec57cfa721f #0 [ 55.845248][ T5076] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 55.855290][ T5076] Call Trace: [ 55.858588][ T5076] [ 55.861528][ T5076] dump_stack_lvl+0x1e7/0x2d0 [ 55.866200][ T5076] ? nf_tcp_handle_invalid+0x650/0x650 [ 55.871660][ T5076] ? panic+0x770/0x770 [ 55.875713][ T5076] ? preempt_schedule_common+0x83/0xc0 [ 55.881191][ T5076] ? vscnprintf+0x5d/0x80 [ 55.885515][ T5076] ? diUnmount+0x60/0x100 [ 55.889847][ T5076] panic+0x31c/0x770 [ 55.893728][ T5076] ? check_panic_on_warn+0x21/0xa0 [ 55.898825][ T5076] ? memcpy_page_flushcache+0x100/0x100 [ 55.904355][ T5076] ? _raw_spin_unlock_irqrestore+0x12c/0x140 [ 55.910338][ T5076] ? _raw_spin_unlock+0x40/0x40 [ 55.915171][ T5076] ? print_report+0x4fb/0x540 [ 55.919854][ T5076] ? diUnmount+0xf3/0x100 [ 55.924177][ T5076] check_panic_on_warn+0x82/0xa0 [ 55.929104][ T5076] ? diUnmount+0xf3/0x100 [ 55.933443][ T5076] end_report+0x63/0x110 [ 55.937690][ T5076] kasan_report_invalid_free+0xf6/0x100 [ 55.943234][ T5076] ? diUnmount+0xf3/0x100 [ 55.947557][ T5076] ____kasan_slab_free+0xfb/0x120 [ 55.952576][ T5076] __kmem_cache_free+0x264/0x3c0 [ 55.957510][ T5076] ? diUnmount+0xf3/0x100 [ 55.961830][ T5076] diUnmount+0xf3/0x100 [ 55.965977][ T5076] jfs_umount+0x186/0x3a0 [ 55.970330][ T5076] jfs_put_super+0x8a/0x190 [ 55.974842][ T5076] ? jfs_free_inode+0x30/0x30 [ 55.979529][ T5076] generic_shutdown_super+0x134/0x340 [ 55.984911][ T5076] kill_block_super+0x7e/0xe0 [ 55.989588][ T5076] deactivate_locked_super+0xa4/0x110 [ 55.994953][ T5076] cleanup_mnt+0x426/0x4c0 [ 55.999362][ T5076] ? _raw_spin_unlock_irq+0x23/0x50 [ 56.004558][ T5076] task_work_run+0x24a/0x300 [ 56.009144][ T5076] ? kasan_quarantine_put+0xd8/0x230 [ 56.014428][ T5076] ? task_work_cancel+0x2b0/0x2b0 [ 56.019448][ T5076] ? kmem_cache_free+0x297/0x520 [ 56.024383][ T5076] ? do_exit+0x68a/0x2290 [ 56.028709][ T5076] do_exit+0x68f/0x2290 [ 56.032866][ T5076] ? put_task_struct+0x80/0x80 [ 56.037621][ T5076] ? lockdep_hardirqs_on_prepare+0x43c/0x7a0 [ 56.043594][ T5076] ? print_irqtrace_events+0x220/0x220 [ 56.049042][ T5076] ? _raw_spin_unlock_irq+0x23/0x50 [ 56.054237][ T5076] ? lockdep_hardirqs_on+0x98/0x140 [ 56.059428][ T5076] do_group_exit+0x206/0x2c0 [ 56.064016][ T5076] __x64_sys_exit_group+0x3f/0x40 [ 56.069034][ T5076] do_syscall_64+0x41/0xc0 [ 56.073447][ T5076] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 56.079342][ T5076] RIP: 0033:0x7f36122e8c69 [ 56.083748][ T5076] Code: Unable to access opcode bytes at 0x7f36122e8c3f. [ 56.090754][ T5076] RSP: 002b:00007ffd81f4a758 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 56.099161][ T5076] RAX: ffffffffffffffda RBX: 00007f36123603f0 RCX: 00007f36122e8c69 [ 56.107126][ T5076] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 56.115090][ T5076] RBP: 0000000000000001 R08: ffffffffffffffc0 R09: 00007ffd81f4a740 [ 56.123077][ T5076] R10: 0000000000800020 R11: 0000000000000246 R12: 00007f36123603f0 [ 56.131038][ T5076] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 56.139029][ T5076] [ 56.142199][ T5076] Kernel Offset: disabled [ 56.146521][ T5076] Rebooting in 86400 seconds..