device veth1613 entered promiscuous mode IPv6: ADDRCONF(NETDEV_UP): veth1613: link is not ready watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [syz-executor.0:13530] Modules linked in: irq event stamp: 3530551 hardirqs last enabled at (3530550): [] trace_hardirqs_on_thunk+0x1a/0x1c hardirqs last disabled at (3530551): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (0): [] copy_process.part.0+0x15b9/0x8260 kernel/fork.c:1856 softirqs last disabled at (599): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (599): [] irq_exit+0x215/0x260 kernel/softirq.c:412 CPU: 0 PID: 13530 Comm: syz-executor.0 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline] RIP: 0010:lock_acquire+0x1ec/0x3c0 kernel/locking/lockdep.c:3911 Code: 08 00 00 00 00 00 00 48 c1 e8 03 80 3c 10 00 0f 85 b7 01 00 00 48 83 3d 09 2e a6 08 00 0f 84 2a 01 00 00 48 8b 7c 24 08 57 9d <0f> 1f 44 00 00 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e 41 5f c3 65 8b RSP: 0018:ffff8880ba007c50 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 1ffffffff13e3051 RBX: ffff88803d69c100 RCX: 0000000000000299 RDX: dffffc0000000000 RSI: 00000000e8a2e81e RDI: 0000000000000286 RBP: ffff8880b3f857c0 R08: ffffffff8cd18a08 R09: 0000000000000002 R10: ffff88803d69c9d8 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 FS: 00007fd5c46b3700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2fd2a000 CR3: 00000000227bb000 CR4: 00000000003406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:144 spin_lock include/linux/spinlock.h:329 [inline] pie_timer+0x92/0x740 net/sched/sch_pie.c:433 call_timer_fn+0x177/0x700 kernel/time/timer.c:1338 expire_timers+0x243/0x4e0 kernel/time/timer.c:1375 __run_timers kernel/time/timer.c:1696 [inline] run_timer_softirq+0x21c/0x670 kernel/time/timer.c:1709 __do_softirq+0x265/0x980 kernel/softirq.c:292 invoke_softirq kernel/softirq.c:372 [inline] irq_exit+0x215/0x260 kernel/softirq.c:412 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x136/0x550 arch/x86/kernel/apic/apic.c:1098 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:894 RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:169 [inline] RIP: 0010:_raw_spin_unlock_irq+0x50/0x80 kernel/locking/spinlock.c:192 Code: c0 98 82 f1 89 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 75 31 48 83 3d 01 31 d8 01 00 74 25 fb 66 0f 1f 44 00 00 01 00 00 00 e8 26 1b 28 f9 65 8b 05 9f 8d e8 77 85 c0 74 02 5d RSP: 0018:ffff88805fb1f960 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 1ffffffff13e3053 RBX: ffff88803d69c100 RCX: 0000000000000000 RDX: dffffc0000000000 RSI: ffff88803d69c988 RDI: ffff88803d69c984 RBP: ffff8880ba02b0c0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880ba02b0c0 R13: ffff88801d17c5c0 R14: 0000000000000000 R15: 0000000000000001 finish_lock_switch kernel/sched/core.c:2578 [inline] finish_task_switch+0x146/0x760 kernel/sched/core.c:2678 context_switch kernel/sched/core.c:2831 [inline] __schedule+0x88f/0x2040 kernel/sched/core.c:3517 preempt_schedule_irq+0xb0/0x140 kernel/sched/core.c:3744 retint_kernel+0x1b/0x2d RIP: 0010:link_path_walk fs/namei.c:2073 [inline] RIP: 0010:path_openat+0x1db/0x2df0 fs/namei.c:3536 Code: ee 48 c7 c7 00 f0 ff ff e8 82 1d bc ff 48 81 fd 00 f0 ff ff 0f 87 57 11 00 00 e8 e0 1b bc ff 4c 89 ee 48 89 ef e8 25 d7 ff ff <89> c3 e8 ce 1b bc ff 31 ff 89 de e8 35 1d bc ff 85 db 0f 85 3d 06 RSP: 0018:ffff88805fb1fb70 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffc9000b978000 RDX: 00000000000013f6 RSI: ffffffff81a64c33 RDI: 1ffff1100bf63f5b RBP: ffff888044596ea0 R08: ffffffff8cd36fb0 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000000000000 R12: ffff88803d69c100 R13: ffff88805fb1fce0 R14: 0000000000000001 R15: ffff88805fb1fe90 do_filp_open+0x18c/0x3f0 fs/namei.c:3567 do_sys_open+0x3b3/0x520 fs/open.c:1085 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fd5c5d803c9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fd5c46b3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007fd5c5e93120 RCX: 00007fd5c5d803c9 RDX: 0000000000007a05 RSI: 0000000020000380 RDI: ffffffffffffff9c RBP: 00007fd5c5ddb33f R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000001700 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcdd19db8f R14: 00007fd5c46b3300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 13509 Comm: syz-executor.5 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 RIP: 0010:unwind_next_frame+0xf65/0x1400 arch/x86/kernel/unwind_orc.c:555 Code: 89 f9 41 83 e1 07 45 38 c8 41 0f 9e c1 45 84 c0 41 0f 95 c0 45 84 c1 0f 85 b3 02 00 00 83 e0 07 40 38 c6 41 0f 9e c0 40 84 f6 <0f> 95 c0 41 84 c0 0f 85 9a 02 00 00 49 0f bf 77 02 4c 89 f7 48 03 RSP: 0018:ffff8880ba107650 EFLAGS: 00000246 RAX: 0000000000000003 RBX: 1ffff11017420ed3 RCX: ffffffff8b8fd645 RDX: ffff8880ba107878 RSI: 0000000000000000 RDI: ffffffff8b8fd642 RBP: 0000000000000002 R08: 0000000000000001 R09: 0000000000000001 R10: ffff8880ba107897 R11: 0000000000074071 R12: ffff8880ba1078c8 R13: ffff8880ba10786d R14: ffff8880ba107838 R15: ffffffff8b8fd640 FS: 00007f35ebab2700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f35eba91718 CR3: 0000000028015000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __unwind_start+0x5b8/0x960 arch/x86/kernel/unwind_orc.c:667 unwind_start arch/x86/include/asm/unwind.h:60 [inline] __save_stack_trace+0x72/0x190 arch/x86/kernel/stacktrace.c:43 save_stack mm/kasan/kasan.c:448 [inline] set_track mm/kasan/kasan.c:460 [inline] kasan_kmalloc+0xeb/0x160 mm/kasan/kasan.c:553 kmem_cache_alloc_node_trace+0x151/0x3b0 mm/slab.c:3668 __do_kmalloc_node mm/slab.c:3688 [inline] __kmalloc_node_track_caller+0x38/0x70 mm/slab.c:3703 __kmalloc_reserve net/core/skbuff.c:137 [inline] __alloc_skb+0xae/0x560 net/core/skbuff.c:205 __netdev_alloc_skb+0x76/0x460 net/core/skbuff.c:407 netdev_alloc_skb include/linux/skbuff.h:2680 [inline] dev_alloc_skb include/linux/skbuff.h:2693 [inline] __ieee80211_beacon_get+0xc7d/0x1a30 net/mac80211/tx.c:4352 ieee80211_beacon_get_tim+0x88/0x890 net/mac80211/tx.c:4463 ieee80211_beacon_get include/net/mac80211.h:4484 [inline] mac80211_hwsim_beacon_tx+0xff/0x680 drivers/net/wireless/mac80211_hwsim.c:1577 __iterate_interfaces+0x2e1/0x4a0 net/mac80211/util.c:614 ieee80211_iterate_active_interfaces_atomic+0x8d/0x170 net/mac80211/util.c:650 mac80211_hwsim_beacon+0xc9/0x190 drivers/net/wireless/mac80211_hwsim.c:1615 __tasklet_hrtimer_trampoline+0x29/0xa0 kernel/softirq.c:601 tasklet_action_common.constprop.0+0x265/0x360 kernel/softirq.c:522 __do_softirq+0x265/0x980 kernel/softirq.c:292 invoke_softirq kernel/softirq.c:372 [inline] irq_exit+0x215/0x260 kernel/softirq.c:412 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x136/0x550 arch/x86/kernel/apic/apic.c:1098 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:894 RIP: 0010:preempt_schedule_irq+0xa6/0x140 kernel/sched/core.c:3744 Code: 00 00 e8 3d 04 29 f9 e8 58 3f 4f f9 4c 89 e8 48 c1 e8 03 80 3c 18 00 75 69 48 83 3d 9b 18 d9 01 00 74 5b fb 66 0f 1f 44 00 00 01 00 00 00 e8 40 d1 ff ff 48 c7 c0 90 82 f1 89 48 c1 e8 03 80 RSP: 0018:ffff888040956e80 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 1ffffffff13e3053 RBX: dffffc0000000000 RCX: 1ffff11003d841c1 RDX: 0000000000000000 RSI: ffff88801ec20de8 RDI: ffff88801ec20d44 RBP: ffffed1003d84098 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff88801ec204c0 R13: ffffffff89f18298 R14: 0000000000000000 R15: 0000000000000000 retint_kernel+0x1b/0x2d RIP: 0010:mark_buffer_dirty+0x0/0x5c0 fs/buffer.c:1086 Code: e9 fd fc ff ff 4c 89 ef e8 2d 16 e8 ff e9 f6 fd ff ff e8 23 16 e8 ff e9 2d fe ff ff 48 89 df e8 16 16 e8 ff e9 61 fe ff ff 90 <41> 55 41 54 55 53 48 89 fb e8 12 39 b2 ff 48 89 da 48 b8 00 00 00 RSP: 0018:ffff888040956f50 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 RAX: 0000000000040000 RBX: 0000000000000001 RCX: ffffc90009062000 RDX: 0000000000010442 RSI: ffffffff81d945ed RDI: ffff888059610930 RBP: ffff888059610930 R08: ffff888059610930 R09: 0000000000000fff R10: 0000000000000007 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: ffff88823559a480 R15: ffff8880468ff230 __ext4_handle_dirty_metadata+0x378/0x590 fs/ext4/ext4_jbd2.c:298 ext4_do_update_inode fs/ext4/inode.c:5381 [inline] ext4_mark_iloc_dirty+0x181e/0x2b30 fs/ext4/inode.c:5919 ext4_mark_inode_dirty+0x21a/0x870 fs/ext4/inode.c:6113 ext4_splice_branch fs/ext4/indirect.c:466 [inline] ext4_ind_map_blocks+0x1f97/0x2430 fs/ext4/indirect.c:630 ext4_map_blocks+0xda9/0x1a50 fs/ext4/inode.c:659 mpage_map_one_extent fs/ext4/inode.c:2477 [inline] mpage_map_and_submit_extent fs/ext4/inode.c:2530 [inline] ext4_writepages+0x1d1d/0x37f0 fs/ext4/inode.c:2882 do_writepages+0xe5/0x290 mm/page-writeback.c:2344 __filemap_fdatawrite_range+0x27d/0x350 mm/filemap.c:446 filemap_write_and_wait_range mm/filemap.c:679 [inline] filemap_write_and_wait_range+0x46/0xd0 mm/filemap.c:673 generic_file_direct_write+0x389/0x4a0 mm/filemap.c:3049 __generic_file_write_iter+0x2d0/0x610 mm/filemap.c:3252 ext4_file_write_iter+0x2fe/0xf20 fs/ext4/file.c:272 call_write_iter include/linux/fs.h:1821 [inline] new_sync_write fs/read_write.c:474 [inline] __vfs_write+0x51b/0x770 fs/read_write.c:487 vfs_write+0x1f3/0x540 fs/read_write.c:549 ksys_write+0x12b/0x2a0 fs/read_write.c:599 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f35ed13d3c9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f35ebab2168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f35ed24ff80 RCX: 00007f35ed13d3c9 RDX: 0000000000023000 RSI: 0000000020000200 RDI: 0000000000000008 RBP: 00007f35ed19833f R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcc67a1d8f R14: 00007f35ebab2300 R15: 0000000000022000