program: r0 = socket$key(0xf, 0x3, 0x2) r1 = socket(0x10, 0x3, 0x0) r2 = syz_open_dev$vim2m(0x0, 0x0, 0x2) ioctl$vim2m_VIDIOC_REQBUFS(r2, 0xc0145608, 0x0) r3 = socket$inet_mptcp(0x2, 0x1, 0x106) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={0x0}}, 0x4008890) listen(r3, 0x0) syz_mount_image$msdos(&(0x7f0000000040), &(0x7f0000000200)='./file0\x00', 0x10, &(0x7f0000001680)=ANY=[@ANYBLOB='uid=', @ANYRESHEX=0xee01, @ANYBLOB=',umask=000000000000000001,\x00\x00\x00\x00\x00\x00'], 0x1, 0x542, &(0x7f0000000b40)="$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") bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x19, 0x3, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @cgroup_sockopt=0x16, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) open(&(0x7f0000000240)='./bus\x00', 0x14927e, 0x9) r4 = open(&(0x7f0000000040)='./file2\x00', 0x181042, 0x124) write$P9_RREADDIR(r4, &(0x7f00000001c0)={0x2a, 0x29, 0x3, {0x5, [{{0x10, 0x9, 0x5}, 0x7, 0x7, 0xf45b3bccc711007a, './file0'}]}}, 0xfffffceb) mount(&(0x7f0000000440)=@loop={'/dev/loop', 0x0}, &(0x7f0000000200)='./bus\x00', 0x0, 0x1000, 0x0) r5 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0xa27b734c1a0bc97) ioctl$LOOP_SET_STATUS64(r5, 0x4c04, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x7fffffffffffffff, 0x3, 0x0, 0x0, 0x4, 0x0, "ef35af413bb901527fe4f1ce5d29c3ee5e5c3676345a41499db7aac63a01010000000000004faa2ae2c08485d90000000000007700000c00002000", "036c47c678082004cb59d654cb9b1b165263bdbcef549ba197fce47ddfdd753abd950100173400ffffff00f7ffffff000000f3e7f20000000200000000000600", "b732673e181c208227fffff2e500000f0000000e000200", [0x40000000004]}) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='cgroup.controllers\x00', 0x275a, 0x0) r6 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000100), r6) r7 = socket$inet(0x2, 0xa, 0x0) r8 = socket(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r7, 0x8933, &(0x7f0000000080)={'team_slave_0\x00', 0x0}) sendmsg$nl_route_sched(r8, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000780)={&(0x7f00000001c0)=@newqdisc={0x58, 0x24, 0xf0b, 0x0, 0x0, {0x0, 0x0, 0x0, r9, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_fq_pie={{0xb}, {0x4}}, @TCA_STAB={0x24, 0x8, 0x0, 0x1, [{{0x1c, 0x1, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffeb8}}, {0x4}}]}]}, 0x58}}, 0x8800) ioctl$sock_ipv4_tunnel_SIOCDELTUNNEL(r1, 0x89f2, &(0x7f0000000500)={'gretap0\x00', &(0x7f0000000400)={'syztnl0\x00', 0x0, 0x7, 0x700, 0x46ad, 0x4, {{0x23, 0x4, 0x3, 0x9, 0x8c, 0x67, 0x0, 0x4, 0x4, 0x0, @local, @empty, {[@generic={0x8f, 0x10, "a3dca2672c5ca164312b447b1f77"}, @timestamp={0x44, 0x24, 0x9f, 0x0, 0x3, [0x1, 0x3ff, 0x8, 0xa0, 0x10, 0xe, 0x4, 0x9]}, @ra={0x94, 0x4}, @cipso={0x86, 0x3e, 0x2, [{0x5, 0x8, "1b759af92d0d"}, {0x6, 0x2}, {0x0, 0xe, "4731bb4b133096afec4c8da9"}, {0x0, 0x4, "b021"}, {0x5, 0x2}, {0x2, 0x2}, {0x7, 0xf, "8d36d606ab5f916713405980e1"}, {0x7, 0x9, "37c26747976de4"}]}, @end]}}}}}) sendmsg$nl_route(r1, &(0x7f00000006c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000680)={&(0x7f0000000540)=@newlink={0x11c, 0x10, 0x100, 0x70bd25, 0x25dfdbfc, {0x0, 0x0, 0x0, r9, 0x34100, 0x2000}, [@IFLA_MASTER={0x8, 0xa, r10}, @IFLA_AF_SPEC={0xb8, 0x1a, 0x0, 0x1, [@AF_BRIDGE={0x4}, @AF_INET={0x30, 0x2, 0x0, 0x1, {0x2c, 0x1, 0x0, 0x1, [{0x8, 0x20, 0x0, 0x0, 0x101}, {0x8, 0x7, 0x0, 0x0, 0x6}, {0x8, 0x1}, {0x8, 0xc, 0x0, 0x0, 0x2279}, {0x8, 0x9, 0x0, 0x0, 0x4}]}}, @AF_BRIDGE={0x4}, @AF_MPLS={0x4}, @AF_INET={0x20, 0x2, 0x0, 0x1, {0x1c, 0x1, 0x0, 0x1, [{0x8, 0x12, 0x0, 0x0, 0x5}, {0x8, 0x7, 0x0, 0x0, 0xc8e}, {0x8, 0x4, 0x0, 0x0, 0x9272}]}}, @AF_INET={0x58, 0x2, 0x0, 0x1, {0x54, 0x1, 0x0, 0x1, [{0x8, 0x12, 0x0, 0x0, 0x3}, {0x8, 0xe, 0x0, 0x0, 0x7}, {0x8, 0x9, 0x0, 0x0, 0x49}, {0x8, 0x3, 0x0, 0x0, 0x72}, {0x8, 0x18, 0x0, 0x0, 0x3}, {0x8, 0x17, 0x0, 0x0, 0x2}, {0x8, 0x7, 0x0, 0x0, 0x3}, {0x8, 0x1f, 0x0, 0x0, 0x6}, {0x8, 0xa, 0x0, 0x0, 0x7fffffff}, {0x8, 0x16, 0x0, 0x0, 0x2}]}}]}, @IFLA_PHYS_SWITCH_ID={0x9, 0x24, "d76dd87b05"}, @IFLA_XDP={0xc, 0x2b, 0x0, 0x1, [@IFLA_XDP_FD={0x8}]}, @IFLA_IFALIAS={0x14, 0x14, 'veth1_to_batadv\x00'}, @IFLA_EXT_MASK={0x8, 0x1d, 0x4f}, @IFLA_PHYS_SWITCH_ID={0x7, 0x24, "acce2a"}]}, 0x11c}, 0x1, 0x0, 0x0, 0x801}, 0x4) getsockname$packet(r6, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000003c0)=0x14) sendmsg$nl_route_sched(r1, &(0x7f0000005840)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)=@newqdisc={0x48, 0x24, 0x5820a61ca228651, 0x0, 0x0, {0x0, 0x0, 0x0, r11, {}, {0xffff, 0xffff}, {0x0, 0xfff1}}, [@qdisc_kind_options=@q_htb={{0x8}, {0x1c, 0x2, [@TCA_HTB_INIT={0x18, 0x2, {0x3, 0x1, 0x8}}]}}]}, 0x48}}, 0x0) sendmsg$nl_route_sched(r6, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000004c0)=@newtfilter={0x24, 0x28, 0xc2f, 0x0, 0x0, {0x0, 0x0, 0x0, r11, {0x8}, {}, {0x3, 0x10}}}, 0x24}, 0x1, 0x0, 0x0, 0x2000c880}, 0x40004) sendmsg$key(r0, &(0x7f00000001c0)={0x19, 0x0, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="020300030c000000000700000000000002000900400000000000000000000017030006000000000002000000e2000002000000000000000002000100000000000000050200000000030005000000000002"], 0x60}, 0x1, 0x7}, 0x10) [ 94.919556][ T5280] Bluetooth: hci0: command tx timeout [ 94.995335][ T5318] loop0: detected capacity change from 0 to 2048 [ 95.278419][ T5319] loop0: detected capacity change from 2048 to 0 [ 95.282653][ T5319] FAT-fs (loop0): Directory bread(block 36) failed [ 95.282766][ T5319] FAT-fs (loop0): Directory bread(block 37) failed [ 95.282810][ T5319] FAT-fs (loop0): Directory bread(block 38) failed [ 95.282851][ T5319] FAT-fs (loop0): Directory bread(block 39) failed [ 95.283377][ T5319] FAT-fs (loop0): Directory bread(block 40) failed [ 95.283418][ T5319] FAT-fs (loop0): Directory bread(block 41) failed [ 95.283519][ T5319] FAT-fs (loop0): Directory bread(block 42) failed [ 95.283563][ T5319] FAT-fs (loop0): Directory bread(block 43) failed [ 95.283601][ T5319] FAT-fs (loop0): Directory bread(block 44) failed [ 95.283638][ T5319] FAT-fs (loop0): Directory bread(block 45) failed [ 95.334100][ T5319] syz.0.0 uses obsolete (PF_INET,SOCK_PACKET) [ 95.337167][ T1062] I/O error, dev loop0, sector 128 op 0x1:(WRITE) flags 0x800000 phys_seg 1 prio class 2 [ 95.337240][ T1062] Buffer I/O error on dev loop0, logical block 32, lost sync page write [ 95.339262][ T5318] ------------[ cut here ]------------ [ 95.339301][ T5318] !buffer_uptodate(bh) [ 95.339325][ T5318] WARNING: fs/buffer.c:991 at mark_buffer_dirty+0x299/0x410, CPU#0: syz.0.0/5318 [ 95.361811][ T5318] Modules linked in: [ 95.364375][ T5318] CPU: 0 UID: 0 PID: 5318 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 95.369259][ T5318] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 95.373696][ T5318] RIP: 0010:mark_buffer_dirty+0x299/0x410 [ 95.376555][ T5318] Code: 4c 89 f7 e8 d9 01 d8 ff 49 8b 3e be 40 00 00 00 5b 41 5c 41 5e 41 5f 5d e9 74 52 fb ff e8 bf 8b 66 ff eb 8c e8 b8 8b 66 ff 90 <0f> 0b 90 e9 a5 fd ff ff e8 aa 8b 66 ff 90 0f 0b 90 e9 cf fd ff ff [ 95.384400][ T5318] RSP: 0018:ffffc9000f037470 EFLAGS: 00010283 [ 95.386985][ T5318] RAX: ffffffff82614078 RBX: ffff8880442778c0 RCX: 0000000000100000 [ 95.390305][ T5318] RDX: ffffc9000f559000 RSI: 0000000000021163 RDI: 0000000000021164 [ 95.393588][ T5318] RBP: dffffc0000000001 R08: ffff8880442778c7 R09: 1ffff1100884ef18 [ 95.397034][ T5318] R10: dffffc0000000000 R11: ffffed100884ef19 R12: ffffffff8c289c40 [ 95.400670][ T5318] R13: ffff888012dcc248 R14: dffffc0000000000 R15: ffff8880122d4788 [ 95.404879][ T5318] FS: 00007f3364e196c0(0000) GS:ffff88808c2cd000(0000) knlGS:0000000000000000 [ 95.408725][ T5318] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.411520][ T5318] CR2: 00007f335c000020 CR3: 0000000043eb1000 CR4: 0000000000352ef0 [ 95.414947][ T5318] Call Trace: [ 95.416470][ T5318] [ 95.417891][ T5318] mmb_mark_buffer_dirty+0x2c/0x1f0 [ 95.420203][ T5318] fat_ent_write+0xb8/0x190 [ 95.422238][ T5318] fat_chain_add+0x409/0x8e0 [ 95.424271][ T5318] ? __pfx_fat_chain_add+0x10/0x10 [ 95.426510][ T5318] ? fat_bmap+0x487/0x5a0 [ 95.428525][ T5318] fat_get_block+0x768/0xae0 [ 95.430638][ T5318] ? lock_acquire+0x115/0x350 [ 95.432663][ T5318] ? __pfx_fat_get_block+0x10/0x10 [ 95.434766][ T5318] ? do_raw_spin_unlock+0x4d/0x200 [ 95.437041][ T5318] ? _raw_spin_unlock+0x28/0x50 [ 95.439233][ T5318] ? create_empty_buffers+0x460/0x520 [ 95.441511][ T5318] __block_write_begin_int+0x6c2/0x1900 [ 95.443956][ T5318] ? __pfx_fat_get_block+0x10/0x10 [ 95.446110][ T5318] ? __pfx___block_write_begin_int+0x10/0x10 [ 95.448658][ T5318] cont_write_begin+0x71b/0xac0 [ 95.450729][ T5318] ? __pfx_cont_write_begin+0x10/0x10 [ 95.452923][ T5318] ? do_raw_spin_unlock+0x4d/0x200 [ 95.455131][ T5318] ? _raw_spin_unlock+0x28/0x50 [ 95.457378][ T5318] fat_write_begin+0x7a/0x150 [ 95.459340][ T5318] ? __pfx_fat_get_block+0x10/0x10 [ 95.461515][ T5318] generic_perform_write+0x2d5/0x8f0 [ 95.463624][ T5318] ? __pfx_generic_perform_write+0x10/0x10 [ 95.466087][ T5318] ? file_update_time_flags+0x3ab/0x440 [ 95.468733][ T5318] ? __generic_file_write_iter+0xf9/0x230 [ 95.471666][ T5318] ? generic_file_write_iter+0x9a/0x330 [ 95.474194][ T5318] generic_file_write_iter+0xae/0x330 [ 95.476448][ T5318] vfs_write+0x612/0xba0 [ 95.478439][ T5318] ? __pfx_vfs_write+0x10/0x10 [ 95.480503][ T5318] ? __fget_files+0x2a/0x420 [ 95.482490][ T5318] ksys_write+0x150/0x270 [ 95.484407][ T5318] ? __pfx_ksys_write+0x10/0x10 [ 95.486433][ T5318] do_syscall_64+0x166/0x520 [ 95.488504][ T5318] ? trace_irq_disable+0x3b/0x140 [ 95.490692][ T5318] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.493259][ T5318] ? clear_bhb_loop+0x70/0xc0 [ 95.495329][ T5318] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.498024][ T5318] RIP: 0033:0x7f3363f9e159 [ 95.499936][ T5318] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 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 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 95.508390][ T5318] RSP: 002b:00007f3364e18fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 95.512182][ T5318] RAX: ffffffffffffffda RBX: 00007f3364225fa0 RCX: 00007f3363f9e159 [ 95.515596][ T5318] RDX: 00000000fffffceb RSI: 00002000000001c0 RDI: 0000000000000008 [ 95.518927][ T5318] RBP: 00007f3364035024 R08: 0000000000000000 R09: 0000000000000000 [ 95.522050][ T5318] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 95.525338][ T5318] R13: 00007f3364226038 R14: 00007f3364225fa0 R15: 00007ffed4852e18 [ 95.528730][ T5318] [ 95.530007][ T5318] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 95.532903][ T5318] CPU: 0 UID: 0 PID: 5318 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 95.536546][ T5318] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 95.540676][ T5318] Call Trace: [ 95.542038][ T5318] [ 95.543265][ T5318] vpanic+0x56d/0xa60 [ 95.544949][ T5318] ? __pfx__printk+0x10/0x10 [ 95.546870][ T5318] ? __pfx_vpanic+0x10/0x10 [ 95.548802][ T5318] ? is_bpf_text_address+0x292/0x2b0 [ 95.550985][ T5318] ? is_bpf_text_address+0x26/0x2b0 [ 95.553222][ T5318] panic+0xc5/0xd0 [ 95.554853][ T5318] ? __pfx_panic+0x10/0x10 [ 95.556706][ T5318] __warn+0x315/0x4c0 [ 95.558352][ T5318] ? mark_buffer_dirty+0x299/0x410 [ 95.560520][ T5318] ? mark_buffer_dirty+0x299/0x410 [ 95.563108][ T5318] __report_bug+0x276/0x570 [ 95.565065][ T5318] ? mark_buffer_dirty+0x299/0x410 [ 95.567327][ T5318] ? __pfx___report_bug+0x10/0x10 [ 95.569358][ T5318] ? schedule+0x16e/0x2b0 [ 95.571174][ T5318] ? io_schedule+0x7f/0xd0 [ 95.573036][ T5318] ? mark_buffer_dirty+0x299/0x410 [ 95.575216][ T5318] report_bug+0x16b/0x220 [ 95.577042][ T5318] ? mark_buffer_dirty+0x299/0x410 [ 95.579250][ T5318] ? mark_buffer_dirty+0x29b/0x410 [ 95.581421][ T5318] handle_bug+0x9c/0x200 [ 95.583164][ T5318] exc_invalid_op+0x1a/0x50 [ 95.585056][ T5318] asm_exc_invalid_op+0x1a/0x20 [ 95.587157][ T5318] RIP: 0010:mark_buffer_dirty+0x299/0x410 [ 95.589716][ T5318] Code: 4c 89 f7 e8 d9 01 d8 ff 49 8b 3e be 40 00 00 00 5b 41 5c 41 5e 41 5f 5d e9 74 52 fb ff e8 bf 8b 66 ff eb 8c e8 b8 8b 66 ff 90 <0f> 0b 90 e9 a5 fd ff ff e8 aa 8b 66 ff 90 0f 0b 90 e9 cf fd ff ff [ 95.597750][ T5318] RSP: 0018:ffffc9000f037470 EFLAGS: 00010283 [ 95.600362][ T5318] RAX: ffffffff82614078 RBX: ffff8880442778c0 RCX: 0000000000100000 [ 95.603667][ T5318] RDX: ffffc9000f559000 RSI: 0000000000021163 RDI: 0000000000021164 [ 95.606957][ T5318] RBP: dffffc0000000001 R08: ffff8880442778c7 R09: 1ffff1100884ef18 [ 95.610307][ T5318] R10: dffffc0000000000 R11: ffffed100884ef19 R12: ffffffff8c289c40 [ 95.613468][ T5318] R13: ffff888012dcc248 R14: dffffc0000000000 R15: ffff8880122d4788 [ 95.616715][ T5318] ? mark_buffer_dirty+0x298/0x410 [ 95.618832][ T5318] mmb_mark_buffer_dirty+0x2c/0x1f0 [ 95.620946][ T5318] fat_ent_write+0xb8/0x190 [ 95.622883][ T5318] fat_chain_add+0x409/0x8e0 [ 95.624834][ T5318] ? __pfx_fat_chain_add+0x10/0x10 [ 95.626969][ T5318] ? fat_bmap+0x487/0x5a0 [ 95.628740][ T5318] fat_get_block+0x768/0xae0 [ 95.630679][ T5318] ? lock_acquire+0x115/0x350 [ 95.632665][ T5318] ? __pfx_fat_get_block+0x10/0x10 [ 95.634881][ T5318] ? do_raw_spin_unlock+0x4d/0x200 [ 95.636976][ T5318] ? _raw_spin_unlock+0x28/0x50 [ 95.639036][ T5318] ? create_empty_buffers+0x460/0x520 [ 95.641154][ T5318] __block_write_begin_int+0x6c2/0x1900 [ 95.643461][ T5318] ? __pfx_fat_get_block+0x10/0x10 [ 95.645644][ T5318] ? __pfx___block_write_begin_int+0x10/0x10 [ 95.648113][ T5318] cont_write_begin+0x71b/0xac0 [ 95.650119][ T5318] ? __pfx_cont_write_begin+0x10/0x10 [ 95.652388][ T5318] ? do_raw_spin_unlock+0x4d/0x200 [ 95.654633][ T5318] ? _raw_spin_unlock+0x28/0x50 [ 95.656665][ T5318] fat_write_begin+0x7a/0x150 [ 95.658692][ T5318] ? __pfx_fat_get_block+0x10/0x10 [ 95.660837][ T5318] generic_perform_write+0x2d5/0x8f0 [ 95.663104][ T5318] ? __pfx_generic_perform_write+0x10/0x10 [ 95.665583][ T5318] ? file_update_time_flags+0x3ab/0x440 [ 95.667962][ T5318] ? __generic_file_write_iter+0xf9/0x230 [ 95.670335][ T5318] ? generic_file_write_iter+0x9a/0x330 [ 95.672646][ T5318] generic_file_write_iter+0xae/0x330 [ 95.674805][ T5318] vfs_write+0x612/0xba0 [ 95.676581][ T5318] ? __pfx_vfs_write+0x10/0x10 [ 95.678619][ T5318] ? __fget_files+0x2a/0x420 [ 95.680647][ T5318] ksys_write+0x150/0x270 [ 95.682612][ T5318] ? __pfx_ksys_write+0x10/0x10 [ 95.684715][ T5318] do_syscall_64+0x166/0x520 [ 95.686640][ T5318] ? trace_irq_disable+0x3b/0x140 [ 95.688663][ T5318] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.691245][ T5318] ? clear_bhb_loop+0x70/0xc0 [ 95.693216][ T5318] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.695656][ T5318] RIP: 0033:0x7f3363f9e159 [ 95.697540][ T5318] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 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 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 95.705017][ T5318] RSP: 002b:00007f3364e18fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 95.708110][ T5318] RAX: ffffffffffffffda RBX: 00007f3364225fa0 RCX: 00007f3363f9e159 [ 95.711185][ T5318] RDX: 00000000fffffceb RSI: 00002000000001c0 RDI: 0000000000000008 [ 95.714307][ T5318] RBP: 00007f3364035024 R08: 0000000000000000 R09: 0000000000000000 [ 95.717555][ T5318] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 95.720796][ T5318] R13: 00007f3364226038 R14: 00007f3364225fa0 R15: 00007ffed4852e18 [ 95.724105][ T5318] [ 95.725812][ T5318] Kernel Offset: disabled [ 95.727611][ T5318] Rebooting in 86400 seconds..