[ 2.024030] BUG: kernel NULL pointer dereference, address: 000000000000024a [ 2.024087] #PF: supervisor read access in kernel mode [ 2.024117] #PF: error_code(0x0000) - not-present page [ 2.024150] PGD 2ce0067 P4D 2ce0067 PUD 25de067 PMD 0 [ 2.024181] Oops: 0000 [#1] PREEMPT SMP NOPTI [ 2.024213] CPU: 3 PID: 269 Comm: ip Not tainted 6.8.0-rc7-virtme #1 [ 2.024251] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 2.024315] RIP: 0010:nh_valid_get_del_req+0x3c/0xe0 [ 2.024351] Code: 11 00 75 47 8b 47 14 85 c0 75 40 48 8b 46 08 48 85 c0 0f 84 81 00 00 00 8b 40 04 89 02 85 c0 74 51 48 8b 46 70 48 85 c0 74 10 <8b> 40 04 89 01 31 c0 48 83 c4 08 c3 cc cc cc cc c7 01 00 00 00 00 [ 2.024448] RSP: 0018:ffffb349802ff9d8 EFLAGS: 00010202 [ 2.024479] RAX: 0000000000000246 RBX: ffffb349802ffb58 RCX: ffffb349802ff9e8 [ 2.024529] RDX: ffffb349802ff9ec RSI: ffffb349802ffa08 RDI: ffff916bc1f53600 [ 2.024574] RBP: ffff916bc1f58000 R08: ffffb349802ffb58 R09: ffffb349802ffb58 [ 2.024618] R10: ffffb349802ffa08 R11: 0000000000000002 R12: 0000000000000000 [ 2.024663] R13: ffff916bc1f53600 R14: 0000000000000000 R15: 0000000000000000 [ 2.024704] FS: 00007f56d3e40c40(0000) GS:ffff916bfed80000(0000) knlGS:0000000000000000 [ 2.024748] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2.024784] CR2: 000000000000024a CR3: 00000000018fc005 CR4: 0000000000770ef0 [ 2.024830] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 2.024873] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 2.024918] PKRU: 55555554 [ 2.024937] Call Trace: [ 2.024954] [ 2.024974] ? __die+0x24/0x70 [ 2.025004] ? page_fault_oops+0x15b/0x430 [ 2.025029] ? exc_page_fault+0x6a/0x150 [ 2.025054] ? asm_exc_page_fault+0x26/0x30 [ 2.025079] ? nh_valid_get_del_req+0x3c/0xe0 [ 2.025111] ? rtm_del_nexthop+0x7d/0x140 [ 2.025135] rtm_del_nexthop+0x9e/0x140 [ 2.025163] ? skb_queue_tail+0x1f/0x50 [ 2.025191] rtnetlink_rcv_msg+0x15d/0x3f0 [ 2.025218] ? netlink_dump+0x372/0x450 [ 2.025244] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 2.025276] netlink_rcv_skb+0x58/0x110 [ 2.025303] netlink_unicast+0x247/0x370 [ 2.025332] netlink_sendmsg+0x1d1/0x400 [ 2.025358] ____sys_sendmsg+0x2bc/0x320 [ 2.025384] ? copy_msghdr_from_user+0x6d/0xa0 [ 2.025417] ___sys_sendmsg+0x88/0xd0 [ 2.025442] ? ___sys_recvmsg+0x88/0xd0 [ 2.025467] ? __sys_sendto+0x1c6/0x1f0 [ 2.025492] __sys_sendmsg+0x5d/0xb0 [ 2.025518] do_syscall_64+0xb0/0x1b0 [ 2.025544] entry_SYSCALL_64_after_hwframe+0x6f/0x77 [ 2.025576] RIP: 0033:0x7f56d40497b7 [ 2.025599] Code: 0a 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10 [ 2.025695] RSP: 002b:00007ffc571fc2a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2.025740] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f56d40497b7 [ 2.025784] RDX: 0000000000000000 RSI: 00007ffc571fc310 RDI: 0000000000000006 [ 2.025828] RBP: 00007ffc571fc5a8 R08: 0000000000000004 R09: 0000000000000078 [ 2.025873] R10: 00007f56d3f02708 R11: 0000000000000246 R12: 0000000000495540 [ 2.025917] R13: 0000000065ee766a R14: 0000000000496aa0 R15: 0000000001ace910 [ 2.025962] [ 2.025980] Modules linked in: netdevsim [ 2.026006] CR2: 000000000000024a [ 2.026031] ---[ end trace 0000000000000000 ]--- [ 2.026063] RIP: 0010:nh_valid_get_del_req+0x3c/0xe0 [ 2.026094] Code: 11 00 75 47 8b 47 14 85 c0 75 40 48 8b 46 08 48 85 c0 0f 84 81 00 00 00 8b 40 04 89 02 85 c0 74 51 48 8b 46 70 48 85 c0 74 10 <8b> 40 04 89 01 31 c0 48 83 c4 08 c3 cc cc cc cc c7 01 00 00 00 00 [ 2.026190] RSP: 0018:ffffb349802ff9d8 EFLAGS: 00010202 [ 2.026221] RAX: 0000000000000246 RBX: ffffb349802ffb58 RCX: ffffb349802ff9e8 [ 2.026266] RDX: ffffb349802ff9ec RSI: ffffb349802ffa08 RDI: ffff916bc1f53600 [ 2.026311] RBP: ffff916bc1f58000 R08: ffffb349802ffb58 R09: ffffb349802ffb58 [ 2.026356] R10: ffffb349802ffa08 R11: 0000000000000002 R12: 0000000000000000 [ 2.026401] R13: ffff916bc1f53600 R14: 0000000000000000 R15: 0000000000000000 [ 2.026446] FS: 00007f56d3e40c40(0000) GS:ffff916bfed80000(0000) knlGS:0000000000000000 [ 2.026491] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2.026528] CR2: 000000000000024a CR3: 00000000018fc005 CR4: 0000000000770ef0 [ 2.026574] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 2.026617] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 2.026662] PKRU: 55555554 [ 2.026675] note: ip[269] exited with irqs disabled [ 2.027135] ip (269) used greatest stack depth: 12440 bytes left WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr