Warning: Permanently added '10.128.0.73' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 85.976226][ C0] hrtimer: interrupt took 36578 ns executing program [ 86.262702][ T9434] BUG: sleeping function called from invalid context at arch/x86/mm/fault.c:1400 [ 86.262761][ T9434] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 9434, name: syz-executor278 [ 86.262770][ T9434] 1 lock held by syz-executor278/9434: [ 86.262774][ T9434] #0: ffff88808d27c2d8 (&mm->mmap_sem#2){++++}, at: do_page_fault+0x34c/0x12da [ 86.262811][ T9434] irq event stamp: 17432 [ 86.262828][ T9434] hardirqs last enabled at (17431): [] __free_object+0x8b3/0xee0 [ 86.262845][ T9434] hardirqs last disabled at (17432): [] do_fast_syscall_32+0x386/0xe8f [ 86.262860][ T9434] softirqs last enabled at (14944): [] fpu__copy+0x173/0x8b0 [ 86.262875][ T9434] softirqs last disabled at (14942): [] fpu__copy+0xa1/0x8b0 [ 86.262889][ T9434] CPU: 1 PID: 9434 Comm: syz-executor278 Not tainted 5.6.0-rc5-syzkaller #0 [ 86.262897][ T9434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.262902][ T9434] Call Trace: [ 86.262921][ T9434] dump_stack+0x188/0x20d [ 86.262946][ T9434] ___might_sleep.cold+0x1f4/0x23d [ 86.262965][ T9434] do_page_fault+0x379/0x12da [ 86.262996][ T9434] page_fault+0x39/0x40 [ 86.263012][ T9434] RIP: 0010:do_fast_syscall_32+0x4d1/0xe8f [ 86.263026][ T9434] Code: ff df 48 c1 ea 03 80 3c 02 00 0f 85 f6 08 00 00 4c 8b 3b 31 ff 45 89 fd 41 81 e5 0e 38 00 00 44 89 ee e8 22 60 71 00 45 85 00 <00> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 86.263033][ T9434] RSP: 0018:ffffc900020d7f18 EFLAGS: 00010006 [ 86.263043][ T9434] RAX: 0000000000000000 RBX: ffff88808e8fc380 RCX: ffffffff8100b4be [ 86.263051][ T9434] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 [ 86.263060][ T9434] RBP: ffffc900020d7f58 R08: ffff88808e8fc380 R09: ffffed1011d1f871 [ 86.263068][ T9434] R10: ffffed1011d1f870 R11: ffff88808e8fc387 R12: 00000000f7f3ce39 [ 86.263076][ T9434] R13: 0000000000000000 R14: ffffc900020d7fd8 R15: 0000000020024000 [ 86.263103][ T9434] ? do_fast_syscall_32+0x4ce/0xe8f [ 86.263127][ T9434] ? do_fast_syscall_32+0x4ce/0xe8f [ 86.263149][ T9434] entry_SYSENTER_compat+0x70/0x7f [ 86.263195][ T9434] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 86.263202][ T9434] #PF: supervisor write access in kernel mode [ 86.263207][ T9434] #PF: error_code(0x0002) - not-present page [ 86.263212][ T9434] PGD 97284067 P4D 97284067 PUD 91391067 PMD 0 [ 86.263232][ T9434] Oops: 0002 [#1] PREEMPT SMP KASAN [ 86.263244][ T9434] CPU: 1 PID: 9434 Comm: syz-executor278 Tainted: G W 5.6.0-rc5-syzkaller #0 [ 86.263250][ T9434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.263263][ T9434] RIP: 0010:do_fast_syscall_32+0x4d1/0xe8f [ 86.263275][ T9434] Code: ff df 48 c1 ea 03 80 3c 02 00 0f 85 f6 08 00 00 4c 8b 3b 31 ff 45 89 fd 41 81 e5 0e 38 00 00 44 89 ee e8 22 60 71 00 45 85 00 <00> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 86.263281][ T9434] RSP: 0018:ffffc900020d7f18 EFLAGS: 00010006 [ 86.263291][ T9434] RAX: 0000000000000000 RBX: ffff88808e8fc380 RCX: ffffffff8100b4be [ 86.263297][ T9434] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 [ 86.263305][ T9434] RBP: ffffc900020d7f58 R08: ffff88808e8fc380 R09: ffffed1011d1f871 [ 86.263312][ T9434] R10: ffffed1011d1f870 R11: ffff88808e8fc387 R12: 00000000f7f3ce39 [ 86.263319][ T9434] R13: 0000000000000000 R14: ffffc900020d7fd8 R15: 0000000020024000 [ 86.263329][ T9434] FS: 0000000000000000(0000) GS:ffff8880ae700000(0063) knlGS:00000000092e5840 [ 86.263337][ T9434] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 86.263344][ T9434] CR2: 0000000000000000 CR3: 0000000096341000 CR4: 00000000001406e0 [ 86.263354][ T9434] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 86.263362][ T9434] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 86.263365][ T9434] Call Trace: [ 86.263381][ T9434] entry_SYSENTER_compat+0x70/0x7f [ 86.263397][ T9434] Modules linked in: [ 86.263405][ T9434] CR2: 0000000000000000 [ 86.263416][ T9434] ---[ end trace 8c5506cbd0e3ecc5 ]--- [ 86.263430][ T9434] RIP: 0010:do_fast_syscall_32+0x4d1/0xe8f [ 86.263441][ T9434] Code: ff df 48 c1 ea 03 80 3c 02 00 0f 85 f6 08 00 00 4c 8b 3b 31 ff 45 89 fd 41 81 e5 0e 38 00 00 44 89 ee e8 22 60 71 00 45 85 00 <00> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 86.263448][ T9434] RSP: 0018:ffffc900020d7f18 EFLAGS: 00010006 [ 86.263456][ T9434] RAX: 0000000000000000 RBX: ffff88808e8fc380 RCX: ffffffff8100b4be [ 86.263463][ T9434] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 [ 86.263470][ T9434] RBP: ffffc900020d7f58 R08: ffff88808e8fc380 R09: ffffed1011d1f871 [ 86.263478][ T9434] R10: ffffed1011d1f870 R11: ffff88808e8fc387 R12: 00000000f7f3ce39 [ 86.263484][ T9434] R13: 0000000000000000 R14: ffffc900020d7fd8 R15: 0000000020024000 [ 86.263494][ T9434] FS: 0000000000000000(0000) GS:ffff8880ae700000(0063) knlGS:00000000092e5840 [ 86.263502][ T9434] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 86.263508][ T9434] CR2: 0000000000000000 CR3: 0000000096341000 CR4: 00000000001406e0 [ 86.263515][ T9434] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 86.263522][ T9434] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 86.263528][ T9434] Kernel panic - not syncing: Fatal exception [ 86.264928][ T9434] Kernel Offset: disabled [ 86.770227][ T9434] Rebooting in 86400 seconds..