Warning: Permanently added '10.128.0.34' (ECDSA) to the list of known hosts. 2023/01/25 04:16:32 fuzzer started [ 56.570377][ T5075] ------------[ cut here ]------------ [ 56.576360][ T5075] WARNING: CPU: 1 PID: 5075 at mm/internal.h:908 vma_merge+0x6ab/0x20a0 [ 56.584945][ T5075] Modules linked in: [ 56.588896][ T5075] CPU: 0 PID: 5075 Comm: syz-fuzzer Not tainted 6.2.0-rc5-next-20230125-syzkaller #0 [ 56.598811][ T5075] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 56.609281][ T5075] RIP: 0010:vma_merge+0x6ab/0x20a0 [ 56.614523][ T5075] Code: 24 28 48 8b 70 10 48 89 74 24 48 e8 3f 9d c2 ff 48 8b 74 24 48 48 39 74 24 28 0f 86 3e 01 00 00 48 89 74 24 48 e8 e5 a0 c2 ff <0f> 0b 48 8b 54 24 28 48 c7 c7 a0 5f 58 8a 48 8b 74 24 48 e8 fd 80 [ 56.634508][ T5075] RSP: 0018:ffffc90003c0f980 EFLAGS: 00010293 [ 56.640668][ T5075] RAX: 0000000000000000 RBX: ffffc90003c0fb68 RCX: 0000000000000000 [ 56.649185][ T5075] RDX: ffff88801e7d9d40 RSI: ffffffff81c20c2b RDI: 0000000000000006 [ 56.657289][ T5075] RBP: 0000000000000000 R08: 0000000000000006 R09: 000000c000400000 [ 56.665488][ T5075] R10: 0000000000000000 R11: 0000000000000000 R12: ffff888029e30d28 [ 56.673713][ T5075] R13: ffffc90003c0fb70 R14: ffff888029e30d20 R15: ffffc90003c0fa10 [ 56.681931][ T5075] FS: 000000c000050890(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 56.691048][ T5075] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.697773][ T5075] CR2: 000000c000532000 CR3: 000000002a249000 CR4: 00000000003506f0 [ 56.706167][ T5075] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 56.714214][ T5075] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 56.722343][ T5075] Call Trace: [ 56.725655][ T5075] [ 56.728597][ T5075] ? vma_shrink+0x5b0/0x5b0 [ 56.733321][ T5075] madvise_update_vma+0x21b/0xa80 [ 56.738475][ T5075] ? anon_vma_name_alloc+0xe0/0xe0 [ 56.743861][ T5075] madvise_vma_behavior+0x7ea/0x20c0 [ 56.749533][ T5075] ? madvise_vma_anon_name+0xf0/0xf0 [ 56.755224][ T5075] ? mas_walk+0x4cd/0x6e0 [ 56.760096][ T5075] ? find_vma_prev+0xe4/0x160 [ 56.765127][ T5075] ? vm_unmapped_area+0x770/0x770 [ 56.770623][ T5075] madvise_walk_vmas+0x1c7/0x2b0 [ 56.775614][ T5075] ? madvise_vma_anon_name+0xf0/0xf0 [ 56.781157][ T5075] ? __remove_memory+0x40/0x40 [ 56.785987][ T5075] ? nsec_to_clock_t+0x30/0x30 [ 56.790949][ T5075] ? ktime_get_ts64+0x459/0x560 [ 56.796036][ T5075] ? set_user_sigmask+0x217/0x2a0 [ 56.801340][ T5075] do_madvise.part.0+0x18e/0x340 [ 56.806779][ T5075] ? madvise_pageout+0x550/0x550 [ 56.811815][ T5075] ? __x64_sys_epoll_pwait+0x1db/0x310 [ 56.817684][ T5075] __x64_sys_madvise+0x117/0x150 [ 56.822888][ T5075] do_syscall_64+0x39/0xb0 [ 56.827366][ T5075] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 56.834489][ T5075] RIP: 0033:0x4675b7 [ 56.838524][ T5075] Code: 8b 24 24 48 8b 6c 24 10 48 83 c4 18 c3 cc cc cc cc cc cc 48 8b 7c 24 08 48 8b 74 24 10 8b 54 24 18 48 c7 c0 1c 00 00 00 0f 05 <89> 44 24 20 c3 cc cc cc cc 48 8b 7c 24 08 8b 74 24 10 8b 54 24 14 [ 56.858950][ T5075] RSP: 002b:000000c00005be18 EFLAGS: 00000206 ORIG_RAX: 000000000000001c [ 56.867799][ T5075] RAX: ffffffffffffffda RBX: 0000000000002000 RCX: 00000000004675b7 [ 56.876215][ T5075] RDX: 000000000000000f RSI: 0000000000200000 RDI: 000000c000600000 [ 56.884256][ T5075] RBP: 000000c00005be58 R08: 0000000000200000 R09: 0000000000000200 [ 56.892429][ T5075] R10: 000000000000013e R11: 0000000000000206 R12: 00007f895a616000 [ 56.900760][ T5075] R13: 0000000000000080 R14: 000000c000001040 R15: 0000000000001018 [ 56.909319][ T5075] [ 56.912464][ T5075] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 56.920154][ T5075] CPU: 0 PID: 5075 Comm: syz-fuzzer Not tainted 6.2.0-rc5-next-20230125-syzkaller #0 [ 56.929999][ T5075] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 56.940059][ T5075] Call Trace: [ 56.943333][ T5075] [ 56.946258][ T5075] dump_stack_lvl+0xd9/0x150 [ 56.950859][ T5075] panic+0x61b/0x6c0 [ 56.954886][ T5075] ? panic_smp_self_stop+0x90/0x90 [ 56.960090][ T5075] ? show_trace_log_lvl+0x285/0x390 [ 56.965392][ T5075] ? vma_merge+0x6ab/0x20a0 [ 56.969986][ T5075] check_panic_on_warn+0xb1/0xc0 [ 56.975030][ T5075] __warn+0xf2/0x4f0 [ 56.979113][ T5075] ? vma_merge+0x6ab/0x20a0 [ 56.983663][ T5075] report_bug+0x206/0x2b0 [ 56.988062][ T5075] handle_bug+0x3c/0x70 [ 56.993108][ T5075] exc_invalid_op+0x18/0x50 [ 56.997903][ T5075] asm_exc_invalid_op+0x1a/0x20 [ 57.002883][ T5075] RIP: 0010:vma_merge+0x6ab/0x20a0 [ 57.008217][ T5075] Code: 24 28 48 8b 70 10 48 89 74 24 48 e8 3f 9d c2 ff 48 8b 74 24 48 48 39 74 24 28 0f 86 3e 01 00 00 48 89 74 24 48 e8 e5 a0 c2 ff <0f> 0b 48 8b 54 24 28 48 c7 c7 a0 5f 58 8a 48 8b 74 24 48 e8 fd 80 [ 57.028276][ T5075] RSP: 0018:ffffc90003c0f980 EFLAGS: 00010293 [ 57.034374][ T5075] RAX: 0000000000000000 RBX: ffffc90003c0fb68 RCX: 0000000000000000 [ 57.042456][ T5075] RDX: ffff88801e7d9d40 RSI: ffffffff81c20c2b RDI: 0000000000000006 [ 57.050627][ T5075] RBP: 0000000000000000 R08: 0000000000000006 R09: 000000c000400000 [ 57.058812][ T5075] R10: 0000000000000000 R11: 0000000000000000 R12: ffff888029e30d28 [ 57.067093][ T5075] R13: ffffc90003c0fb70 R14: ffff888029e30d20 R15: ffffc90003c0fa10 [ 57.075276][ T5075] ? vma_merge+0x6ab/0x20a0 [ 57.080113][ T5075] ? vma_shrink+0x5b0/0x5b0 [ 57.084751][ T5075] madvise_update_vma+0x21b/0xa80 [ 57.090098][ T5075] ? anon_vma_name_alloc+0xe0/0xe0 [ 57.095377][ T5075] madvise_vma_behavior+0x7ea/0x20c0 [ 57.101081][ T5075] ? madvise_vma_anon_name+0xf0/0xf0 [ 57.106506][ T5075] ? mas_walk+0x4cd/0x6e0 [ 57.111079][ T5075] ? find_vma_prev+0xe4/0x160 [ 57.116332][ T5075] ? vm_unmapped_area+0x770/0x770 [ 57.121410][ T5075] madvise_walk_vmas+0x1c7/0x2b0 [ 57.126543][ T5075] ? madvise_vma_anon_name+0xf0/0xf0 [ 57.131962][ T5075] ? __remove_memory+0x40/0x40 [ 57.136743][ T5075] ? nsec_to_clock_t+0x30/0x30 [ 57.141545][ T5075] ? ktime_get_ts64+0x459/0x560 [ 57.146427][ T5075] ? set_user_sigmask+0x217/0x2a0 [ 57.151511][ T5075] do_madvise.part.0+0x18e/0x340 [ 57.157782][ T5075] ? madvise_pageout+0x550/0x550 [ 57.162849][ T5075] ? __x64_sys_epoll_pwait+0x1db/0x310 [ 57.168569][ T5075] __x64_sys_madvise+0x117/0x150 [ 57.173824][ T5075] do_syscall_64+0x39/0xb0 [ 57.178447][ T5075] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 57.185075][ T5075] RIP: 0033:0x4675b7 [ 57.189016][ T5075] Code: 8b 24 24 48 8b 6c 24 10 48 83 c4 18 c3 cc cc cc cc cc cc 48 8b 7c 24 08 48 8b 74 24 10 8b 54 24 18 48 c7 c0 1c 00 00 00 0f 05 <89> 44 24 20 c3 cc cc cc cc 48 8b 7c 24 08 8b 74 24 10 8b 54 24 14 [ 57.209352][ T5075] RSP: 002b:000000c00005be18 EFLAGS: 00000206 ORIG_RAX: 000000000000001c [ 57.217890][ T5075] RAX: ffffffffffffffda RBX: 0000000000002000 RCX: 00000000004675b7 [ 57.226183][ T5075] RDX: 000000000000000f RSI: 0000000000200000 RDI: 000000c000600000 [ 57.235169][ T5075] RBP: 000000c00005be58 R08: 0000000000200000 R09: 0000000000000200 [ 57.243332][ T5075] R10: 000000000000013e R11: 0000000000000206 R12: 00007f895a616000 [ 57.251419][ T5075] R13: 0000000000000080 R14: 000000c000001040 R15: 0000000000001018 [ 57.260043][ T5075] [ 57.263298][ T5075] Kernel Offset: disabled [ 57.267873][ T5075] Rebooting in 86400 seconds..