Warning: Permanently added '10.128.0.235' (ECDSA) to the list of known hosts. 2023/03/12 16:45:52 fuzzer started [ 63.742014][ T5069] ------------[ cut here ]------------ [ 63.747666][ T5069] WARNING: CPU: 1 PID: 5069 at include/linux/cpumask.h:143 c_start+0x1ac/0x230 [ 63.756796][ T5069] Modules linked in: [ 63.760771][ T5069] CPU: 1 PID: 5069 Comm: syz-fuzzer Not tainted 6.3.0-rc1-syzkaller-00242-g81ff855485a3 #0 [ 63.770910][ T5069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 63.781373][ T5069] RIP: 0010:c_start+0x1ac/0x230 [ 63.789504][ T5069] Code: 97 ac 00 48 c7 c0 a0 18 02 00 48 03 03 eb 07 e8 0a 5e 56 00 31 c0 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 f4 5d 56 00 <0f> 0b e9 d7 fe ff ff e8 e8 5d 56 00 e9 4a ff ff ff 48 c7 c1 b8 04 [ 63.809644][ T5069] RSP: 0018:ffffc90003cffb98 EFLAGS: 00010293 [ 63.815893][ T5069] RAX: ffffffff8135f46c RBX: 0000000000000002 RCX: ffff8880232a9d40 [ 63.824015][ T5069] RDX: 0000000000000000 RSI: 0000000000000007 RDI: 0000000000000002 [ 63.832135][ T5069] RBP: 0000000000000007 R08: ffffffff8135f33d R09: fffffbfff1ce8056 [ 63.840222][ T5069] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 63.848232][ T5069] R13: 1ffff11004254d9c R14: 0000000000000008 R15: ffff8880212a6ce0 [ 63.856317][ T5069] FS: 000000c00005a890(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 63.865413][ T5069] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.872106][ T5069] CR2: 00007f5974a285d8 CR3: 0000000026cb0000 CR4: 00000000003506e0 [ 63.880298][ T5069] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 63.888374][ T5069] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 63.896435][ T5069] Call Trace: [ 63.899836][ T5069] <TASK> [ 63.902787][ T5069] seq_read_iter+0x3d4/0xd10 [ 63.907407][ T5069] ? trace_contention_end+0x80/0x1e0 [ 63.912856][ T5069] vfs_read+0x7e2/0xbe0 [ 63.917071][ T5069] ? kernel_read+0x1f0/0x1f0 [ 63.921804][ T5069] ? mutex_lock_nested+0x1b/0x20 [ 63.926792][ T5069] ? __fdget_pos+0x254/0x2f0 [ 63.931493][ T5069] ? ksys_read+0x7b/0x2c0 [ 63.935991][ T5069] ksys_read+0x1a0/0x2c0 [ 63.940372][ T5069] ? print_irqtrace_events+0x220/0x220 [ 63.945877][ T5069] ? vfs_write+0xbb0/0xbb0 [ 63.950443][ T5069] ? syscall_enter_from_user_mode+0x32/0x2c0 [ 63.956487][ T5069] ? lockdep_hardirqs_on+0x98/0x140 [ 63.961910][ T5069] ? syscall_enter_from_user_mode+0x32/0x2c0 [ 63.967984][ T5069] do_syscall_64+0x41/0xc0 [ 63.972616][ T5069] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 63.978569][ T5069] RIP: 0033:0x403ace [ 63.982605][ T5069] Code: 48 89 6c 24 38 48 8d 6c 24 38 e8 0d 00 00 00 48 8b 6c 24 38 48 83 c4 40 c3 cc cc cc 49 89 f2 48 89 fa 48 89 ce 48 89 df 0f 05 <48> 3d 01 f0 ff ff 76 15 48 f7 d8 48 89 c1 48 c7 c0 ff ff ff ff 48 [ 64.002460][ T5069] RSP: 002b:000000c000c91308 EFLAGS: 00000202 ORIG_RAX: 0000000000000000 [ 64.011012][ T5069] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000403ace [ 64.019215][ T5069] RDX: 0000000000001000 RSI: 000000c000336000 RDI: 0000000000000003 [ 64.027357][ T5069] RBP: 000000c000c91348 R08: 0000000000000000 R09: 0000000000000000 [ 64.036284][ T5069] R10: 0000000000000000 R11: 0000000000000202 R12: 000000c000c91488 [ 64.044433][ T5069] R13: 0000000000000000 R14: 000000c0000061a0 R15: 0400000000000000 [ 64.052537][ T5069] </TASK> [ 64.055593][ T5069] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 64.063098][ T5069] CPU: 1 PID: 5069 Comm: syz-fuzzer Not tainted 6.3.0-rc1-syzkaller-00242-g81ff855485a3 #0 [ 64.073102][ T5069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 64.083167][ T5069] Call Trace: [ 64.086448][ T5069] <TASK> [ 64.089397][ T5069] dump_stack_lvl+0x1e7/0x2d0 [ 64.094098][ T5069] ? nf_tcp_handle_invalid+0x650/0x650 [ 64.099599][ T5069] ? panic+0x770/0x770 [ 64.103716][ T5069] ? vscnprintf+0x5d/0x80 [ 64.108085][ T5069] panic+0x31c/0x770 [ 64.112050][ T5069] ? __warn+0x16c/0x610 [ 64.116258][ T5069] ? memcpy_page_flushcache+0x100/0x100 [ 64.121881][ T5069] __warn+0x434/0x610 [ 64.125894][ T5069] ? c_start+0x1ac/0x230 [ 64.130184][ T5069] report_bug+0x2b3/0x500 [ 64.134552][ T5069] ? c_start+0x1ac/0x230 [ 64.138831][ T5069] handle_bug+0x3d/0x70 [ 64.143123][ T5069] exc_invalid_op+0x1a/0x50 [ 64.147678][ T5069] asm_exc_invalid_op+0x1a/0x20 [ 64.152563][ T5069] RIP: 0010:c_start+0x1ac/0x230 [ 64.157437][ T5069] Code: 97 ac 00 48 c7 c0 a0 18 02 00 48 03 03 eb 07 e8 0a 5e 56 00 31 c0 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 f4 5d 56 00 <0f> 0b e9 d7 fe ff ff e8 e8 5d 56 00 e9 4a ff ff ff 48 c7 c1 b8 04 [ 64.177146][ T5069] RSP: 0018:ffffc90003cffb98 EFLAGS: 00010293 [ 64.183247][ T5069] RAX: ffffffff8135f46c RBX: 0000000000000002 RCX: ffff8880232a9d40 [ 64.191252][ T5069] RDX: 0000000000000000 RSI: 0000000000000007 RDI: 0000000000000002 [ 64.199238][ T5069] RBP: 0000000000000007 R08: ffffffff8135f33d R09: fffffbfff1ce8056 [ 64.207224][ T5069] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 64.215293][ T5069] R13: 1ffff11004254d9c R14: 0000000000000008 R15: ffff8880212a6ce0 [ 64.223290][ T5069] ? c_start+0x7d/0x230 [ 64.227498][ T5069] ? c_start+0x1ac/0x230 [ 64.231816][ T5069] ? c_start+0x1ac/0x230 [ 64.236098][ T5069] seq_read_iter+0x3d4/0xd10 [ 64.240803][ T5069] ? trace_contention_end+0x80/0x1e0 [ 64.246153][ T5069] vfs_read+0x7e2/0xbe0 [ 64.250357][ T5069] ? kernel_read+0x1f0/0x1f0 [ 64.255167][ T5069] ? mutex_lock_nested+0x1b/0x20 [ 64.260132][ T5069] ? __fdget_pos+0x254/0x2f0 [ 64.264764][ T5069] ? ksys_read+0x7b/0x2c0 [ 64.269149][ T5069] ksys_read+0x1a0/0x2c0 [ 64.273481][ T5069] ? print_irqtrace_events+0x220/0x220 [ 64.279015][ T5069] ? vfs_write+0xbb0/0xbb0 [ 64.283560][ T5069] ? syscall_enter_from_user_mode+0x32/0x2c0 [ 64.289578][ T5069] ? lockdep_hardirqs_on+0x98/0x140 [ 64.294810][ T5069] ? syscall_enter_from_user_mode+0x32/0x2c0 [ 64.300818][ T5069] do_syscall_64+0x41/0xc0 [ 64.305262][ T5069] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 64.311185][ T5069] RIP: 0033:0x403ace [ 64.315121][ T5069] Code: 48 89 6c 24 38 48 8d 6c 24 38 e8 0d 00 00 00 48 8b 6c 24 38 48 83 c4 40 c3 cc cc cc 49 89 f2 48 89 fa 48 89 ce 48 89 df 0f 05 <48> 3d 01 f0 ff ff 76 15 48 f7 d8 48 89 c1 48 c7 c0 ff ff ff ff 48 [ 64.334738][ T5069] RSP: 002b:000000c000c91308 EFLAGS: 00000202 ORIG_RAX: 0000000000000000 [ 64.343172][ T5069] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000403ace [ 64.351158][ T5069] RDX: 0000000000001000 RSI: 000000c000336000 RDI: 0000000000000003 [ 64.359153][ T5069] RBP: 000000c000c91348 R08: 0000000000000000 R09: 0000000000000000 [ 64.367150][ T5069] R10: 0000000000000000 R11: 0000000000000202 R12: 000000c000c91488 [ 64.375135][ T5069] R13: 0000000000000000 R14: 000000c0000061a0 R15: 0400000000000000 [ 64.383154][ T5069] </TASK> [ 64.386347][ T5069] Kernel Offset: disabled [ 64.390778][ T5069] Rebooting in 86400 seconds..