general protection fault, probably for non-canonical address 0xdffffc0000000016: 0000 [#1] PREEMPT SMP KASAN KASAN: null-ptr-deref in range [0x00000000000000b0-0x00000000000000b7] CPU: 0 PID: 189 Comm: kworker/u4:5 Not tainted 5.12.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: bond30 bond_alb_monitor RIP: 0010:list_empty include/linux/list.h:282 [inline] RIP: 0010:bond_alb_monitor+0xb7/0x1690 drivers/net/bonding/bond_alb.c:1533 Code: e8 03 48 89 44 24 20 42 80 3c 28 00 48 89 3c 24 74 09 e8 2c 58 c5 fc 48 8b 3c 24 bb b0 00 00 00 48 03 1f 48 89 d8 48 c1 e8 03 <42> 80 3c 28 00 74 08 48 89 df e8 0a 58 c5 fc 48 8b 03 48 39 d8 74 RSP: 0018:ffffc9000133fb40 EFLAGS: 00010202 RAX: 0000000000000016 RBX: 00000000000000b0 RCX: ffff888012c00000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888000124c00 RBP: ffffc9000133fc50 R08: ffffffff815379e3 R09: fffffbfff1c2cd1e R10: fffffbfff1c2cd1e R11: 0000000000000000 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff888000124fb0 R15: ffffc9000133fd20 FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000056084572c970 CR3: 0000000147ad4000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: process_one_work+0x833/0x10c0 kernel/workqueue.c:2275 worker_thread+0xac1/0x1300 kernel/workqueue.c:2421 kthread+0x39a/0x3c0 kernel/kthread.c:313 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294 Modules linked in: ---[ end trace 7a9014a226e1e061 ]--- RIP: 0010:list_empty include/linux/list.h:282 [inline] RIP: 0010:bond_alb_monitor+0xb7/0x1690 drivers/net/bonding/bond_alb.c:1533 Code: e8 03 48 89 44 24 20 42 80 3c 28 00 48 89 3c 24 74 09 e8 2c 58 c5 fc 48 8b 3c 24 bb b0 00 00 00 48 03 1f 48 89 d8 48 c1 e8 03 <42> 80 3c 28 00 74 08 48 89 df e8 0a 58 c5 fc 48 8b 03 48 39 d8 74 RSP: 0018:ffffc9000133fb40 EFLAGS: 00010202 RAX: 0000000000000016 RBX: 00000000000000b0 RCX: ffff888012c00000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888000124c00 RBP: ffffc9000133fc50 R08: ffffffff815379e3 R09: fffffbfff1c2cd1e R10: fffffbfff1c2cd1e R11: 0000000000000000 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff888000124fb0 R15: ffffc9000133fd20 FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000056084572c970 CR3: 0000000081dc5000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400