EXT4-fs (loop1): get root inode failed EXT4-fs (loop1): mount failed mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium EXT4-fs (loop2): Invalid log block size: 771751937 watchdog: BUG: soft lockup - CPU#0 stuck for 23s! [syz-executor.0:19632] Modules linked in: irq event stamp: 2692949 hardirqs last enabled at (2692948): [] trace_hardirqs_on_thunk+0x1a/0x1c hardirqs last disabled at (2692949): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (2682384): [] __do_softirq+0x678/0x980 kernel/softirq.c:318 softirqs last disabled at (2682387): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (2682387): [] irq_exit+0x215/0x260 kernel/softirq.c:412 CPU: 0 PID: 19632 Comm: syz-executor.0 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:rcu_read_lock include/linux/rcupdate.h:628 [inline] RIP: 0010:veth_xmit+0x647/0x800 drivers/net/veth.c:188 Code: ff e8 3d ee 15 fd 48 c7 c2 00 8a db 88 be bd 00 00 00 48 c7 c7 60 88 db 88 c6 05 c5 00 c2 06 01 e8 62 9e a6 03 e9 c9 fa ff ff 14 ee 15 fd e8 cf f4 04 fd 31 ff 41 89 c4 89 c6 e8 33 ef 15 fd RSP: 0018:ffff8880ba007980 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 RAX: 0000000000000301 RBX: ffff8880393dc0c0 RCX: ffffffff844c91b3 RDX: 0000000000000000 RSI: ffff8880a2dc4080 RDI: 0000000000000001 RBP: ffff888057439c80 R08: 00000000ecfb060c R09: 0000000000000000 R10: 0000000000000001 R11: 00000000a7fa64c9 R12: 0000000000000000 R13: ffff8880393dc0c0 R14: 0000000000001000 R15: 00000000d0e70001 FS: 00007fce29bd3700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f7d17094fc0 CR3: 000000003dc94000 CR4: 00000000003406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000008 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __netdev_start_xmit include/linux/netdevice.h:4349 [inline] netdev_start_xmit include/linux/netdevice.h:4363 [inline] xmit_one net/core/dev.c:3256 [inline] dev_hard_start_xmit+0x1a8/0x920 net/core/dev.c:3272 __dev_queue_xmit+0x269d/0x2e00 net/core/dev.c:3838 hsr_xmit net/hsr/hsr_forward.c:237 [inline] hsr_forward_do net/hsr/hsr_forward.c:295 [inline] hsr_forward_skb+0xd2d/0x1c30 net/hsr/hsr_forward.c:373 send_hsr_supervision_frame+0x917/0xf70 net/hsr/hsr_device.c:321 hsr_announce+0x125/0x3a0 net/hsr/hsr_device.c:350 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:__read_once_size include/linux/compiler.h:263 [inline] RIP: 0010:compound_head include/linux/page-flags.h:142 [inline] RIP: 0010:PageAnon include/linux/page-flags.h:418 [inline] RIP: 0010:zap_pte_range mm/memory.c:1340 [inline] RIP: 0010:zap_pmd_range mm/memory.c:1463 [inline] RIP: 0010:zap_pud_range mm/memory.c:1492 [inline] RIP: 0010:zap_p4d_range mm/memory.c:1513 [inline] RIP: 0010:unmap_page_range+0x124a/0x2c50 mm/memory.c:1534 Code: 39 79 18 48 0f 43 41 18 4d 85 ed 48 89 41 18 0f 84 36 fe ff ff e8 36 e7 d6 ff 49 8d 6d 08 48 89 e8 48 c1 e8 03 42 80 3c 30 00 <0f> 85 df 16 00 00 49 8b 45 08 31 ff 4d 89 ec 48 89 c3 48 89 84 24 RSP: 0018:ffff88803bff7770 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 RAX: 1ffffd40004c2949 RBX: 0000000000000001 RCX: ffff88803bff79b0 RDX: 0000000000000000 RSI: ffffffff818b9e3a RDI: ffff88803bff79c8 RBP: ffffea0002614a48 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: 8000000098529007 R13: ffffea0002614a40 R14: dffffc0000000000 R15: 00007fce2aedb000 unmap_single_vma+0x198/0x300 mm/memory.c:1579 unmap_vmas+0xa9/0x180 mm/memory.c:1609 exit_mmap+0x2b9/0x530 mm/mmap.c:3093 __mmput kernel/fork.c:1016 [inline] mmput+0x14e/0x4a0 kernel/fork.c:1037 exit_mm kernel/exit.c:549 [inline] do_exit+0xaec/0x2be0 kernel/exit.c:857 do_group_exit+0x125/0x310 kernel/exit.c:967 get_signal+0x3f2/0x1f70 kernel/signal.c:2589 do_signal+0x8f/0x1670 arch/x86/kernel/signal.c:799 exit_to_usermode_loop+0x204/0x2a0 arch/x86/entry/common.c:163 prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline] syscall_return_slowpath arch/x86/entry/common.c:271 [inline] do_syscall_64+0x538/0x620 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fce2b25dfe9 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fce29bd3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: 0000000000000070 RBX: 00007fce2b370f60 RCX: 00007fce2b25dfe9 RDX: 0400000000000070 RSI: 0000000020007fc0 RDI: 0000000000000004 RBP: 00007fce2b2b808d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffda01862cf R14: 00007fce29bd3300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 14200 Comm: kworker/u4:5 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: bat_events batadv_nc_worker RIP: 0010:check_memory_region+0x25/0x170 mm/kasan/kasan.c:266 Code: 00 00 00 66 90 48 85 f6 0f 84 3f 01 00 00 48 b8 ff ff ff ff ff 7f ff ff 44 0f b6 c2 48 39 c7 0f 86 20 01 00 00 4c 8d 54 37 ff <41> 54 48 b8 00 00 00 00 00 fc ff df 4d 89 d1 55 48 89 fd 49 c1 e9 RSP: 0018:ffff888041b17c18 EFLAGS: 00000216 RAX: ffff7fffffffffff RBX: ffff8880ba122ac0 RCX: ffffffff81518c83 RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8880ba122ad0 RBP: ffff8880ba122ad0 R08: 0000000000000000 R09: 0000000000000000 R10: ffff8880ba122ad3 R11: 0000000000000000 R12: dffffc0000000000 R13: ffff88805537b168 R14: ffff88805537a740 R15: 0000000000000075 FS: 0000000000000000(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c00ee0a680 CR3: 00000000aecfc000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: atomic_read include/asm-generic/atomic-instrumented.h:21 [inline] rcu_dynticks_curr_cpu_in_eqs kernel/rcu/tree.c:350 [inline] rcu_is_watching+0x53/0xc0 kernel/rcu/tree.c:1025 rcu_read_unlock include/linux/rcupdate.h:677 [inline] batadv_nc_process_nc_paths.part.0+0x322/0x3d0 net/batman-adv/network-coding.c:710 batadv_nc_process_nc_paths net/batman-adv/network-coding.c:690 [inline] batadv_nc_worker+0x9bb/0xd50 net/batman-adv/network-coding.c:739 process_one_work+0x864/0x1570 kernel/workqueue.c:2153 worker_thread+0x64c/0x1130 kernel/workqueue.c:2296 kthread+0x33f/0x460 kernel/kthread.c:259 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: e8 3d ee 15 fd callq 0xfd15ee42 5: 48 c7 c2 00 8a db 88 mov $0xffffffff88db8a00,%rdx c: be bd 00 00 00 mov $0xbd,%esi 11: 48 c7 c7 60 88 db 88 mov $0xffffffff88db8860,%rdi 18: c6 05 c5 00 c2 06 01 movb $0x1,0x6c200c5(%rip) # 0x6c200e4 1f: e8 62 9e a6 03 callq 0x3a69e86 24: e9 c9 fa ff ff jmpq 0xfffffaf2 * 29: e8 14 ee 15 fd callq 0xfd15ee42 <-- trapping instruction 2e: e8 cf f4 04 fd callq 0xfd04f502 33: 31 ff xor %edi,%edi 35: 41 89 c4 mov %eax,%r12d 38: 89 c6 mov %eax,%esi 3a: e8 33 ef 15 fd callq 0xfd15ef72