Warning: Permanently added '10.128.0.187' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 60.828519][ T8737] IPVS: ftp: loaded support on port[0] = 21 [ 60.878972][ T8743] BUG: unable to handle page fault for address: ffffed1018065707 [ 60.886752][ T8743] #PF: supervisor read access in kernel mode [ 60.892714][ T8743] #PF: error_code(0x0000) - not-present page [ 60.898682][ T8743] PGD 21ffef067 P4D 21ffef067 PUD 12fff6067 PMD 0 [ 60.905214][ T8743] Oops: 0000 [#1] PREEMPT SMP KASAN [ 60.910446][ T8743] CPU: 0 PID: 8743 Comm: syz-executor223 Not tainted 5.6.0-rc2-syzkaller #0 [ 60.919096][ T8743] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.929154][ T8743] RIP: 0010:ethnl_update_bitset32+0x1afe/0x2380 [ 60.935380][ T8743] Code: 24 30 44 89 fe 83 e6 1f 31 ff e8 fd c7 d4 fa 41 83 e7 1f 74 44 48 85 db 74 3f 48 8b 44 24 50 49 8d 1c 86 48 89 d8 48 c1 e8 03 <42> 8a 04 20 84 c0 0f 85 06 07 00 00 8b 1b 4c 89 f9 f6 d9 d3 e3 d3 [ 60.955021][ T8743] RSP: 0018:ffffc90001e576c0 EFLAGS: 00010a03 [ 60.961073][ T8743] RAX: 1ffff11018065707 RBX: ffff8880c032b83c RCX: 0000000000000000 [ 60.969030][ T8743] RDX: dffffc0000000000 RSI: 0000000000000010 RDI: 0000000000000000 [ 60.977041][ T8743] RBP: ffffc90001e577b0 R08: ffffffff86a244c3 R09: ffffffff83bbaa67 [ 60.985015][ T8743] R10: ffff888091ece440 R11: 0000000000000004 R12: dffffc0000000000 [ 60.992980][ T8743] R13: ffffc90001e57ab0 R14: ffff8880a032b840 R15: 0000000000000010 [ 61.000944][ T8743] FS: 0000000002467880(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 61.009876][ T8743] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.016491][ T8743] CR2: ffffed1018065707 CR3: 0000000093ce1000 CR4: 00000000001406f0 [ 61.024449][ T8743] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 61.032404][ T8743] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 61.040358][ T8743] Call Trace: [ 61.043642][ T8743] ? memcpy+0x49/0x60 [ 61.047656][ T8743] ethnl_update_bitset+0x3c/0x50 [ 61.052590][ T8743] ethnl_set_linkmodes+0x5d4/0xf80 [ 61.057696][ T8743] genl_rcv_msg+0xf15/0x13e0 [ 61.062282][ T8743] netlink_rcv_skb+0x19e/0x3e0 [ 61.067036][ T8743] ? genl_unbind+0x250/0x250 [ 61.071625][ T8743] genl_rcv+0x28/0x40 [ 61.075595][ T8743] netlink_unicast+0x766/0x920 [ 61.080348][ T8743] netlink_sendmsg+0xa2b/0xd40 [ 61.085117][ T8743] ? netlink_getsockopt+0x9f0/0x9f0 [ 61.090308][ T8743] ____sys_sendmsg+0x4f7/0x7f0 [ 61.095073][ T8743] __sys_sendmsg+0x1ed/0x290 [ 61.099653][ T8743] ? check_preemption_disabled+0xb4/0x260 [ 61.105357][ T8743] ? debug_smp_processor_id+0x9/0x20 [ 61.110626][ T8743] ? __kasan_check_write+0x14/0x20 [ 61.115724][ T8743] ? __fpregs_load_activate+0x194/0x220 [ 61.121256][ T8743] ? switch_fpu_return+0xe/0x10 [ 61.126086][ T8743] ? prepare_exit_to_usermode+0x221/0x5b0 [ 61.131796][ T8743] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 61.137240][ T8743] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 61.142955][ T8743] ? do_syscall_64+0x1d/0x1c0 [ 61.147632][ T8743] __x64_sys_sendmsg+0x7f/0x90 [ 61.152400][ T8743] do_syscall_64+0xf7/0x1c0 [ 61.156898][ T8743] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.162772][ T8743] RIP: 0033:0x445b39 [ 61.166650][ T8743] Code: e8 ac cb 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 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 0f 83 ab cc fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.186861][ T8743] RSP: 002b:00007ffc4e4f9f98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.195374][ T8743] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000445b39 [ 61.203334][ T8743] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000003 [ 61.211297][ T8743] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000bb1414ac [ 61.219254][ T8743] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000eda8 [ 61.227218][ T8743] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 61.235198][ T8743] Modules linked in: [ 61.239080][ T8743] CR2: ffffed1018065707 [ 61.243280][ T8743] ---[ end trace 882620e78393a295 ]--- [ 61.248817][ T8743] RIP: 0010:ethnl_update_bitset32+0x1afe/0x2380 [ 61.255170][ T8743] Code: 24 30 44 89 fe 83 e6 1f 31 ff e8 fd c7 d4 fa 41 83 e7 1f 74 44 48 85 db 74 3f 48 8b 44 24 50 49 8d 1c 86 48 89 d8 48 c1 e8 03 <42> 8a 04 20 84 c0 0f 85 06 07 00 00 8b 1b 4c 89 f9 f6 d9 d3 e3 d3 [ 61.274810][ T8743] RSP: 0018:ffffc90001e576c0 EFLAGS: 00010a03 [ 61.280859][ T8743] RAX: 1ffff11018065707 RBX: ffff8880c032b83c RCX: 0000000000000000 [ 61.288815][ T8743] RDX: dffffc0000000000 RSI: 0000000000000010 RDI: 0000000000000000 [ 61.296773][ T8743] RBP: ffffc90001e577b0 R08: ffffffff86a244c3 R09: ffffffff83bbaa67 [ 61.304833][ T8743] R10: ffff888091ece440 R11: 0000000000000004 R12: dffffc0000000000 [ 61.312833][ T8743] R13: ffffc90001e57ab0 R14: ffff8880a032b840 R15: 0000000000000010 [ 61.320788][ T8743] FS: 0000000002467880(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 61.329702][ T8743] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.336265][ T8743] CR2: ffffed1018065707 CR3: 0000000093ce1000 CR4: 00000000001406f0 [ 61.344230][ T8743] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 61.352190][ T8743] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 61.360148][ T8743] Kernel panic - not syncing: Fatal exception [ 61.367532][ T8743] Kernel Offset: disabled [ 61.371872][ T8743] Rebooting in 86400 seconds..