program: syz_mount_image$bfs(&(0x7f0000000000), &(0x7f0000000240)='./bus\x00', 0x8008, &(0x7f0000000100)=ANY=[@ANYRES64=0x0], 0xf, 0xab, &(0x7f0000010140)="$eJzs1zGKwkAYBeB/s7CbdptFsLBO4x08ilhqI1aK4A3Ei3gVj5DewiKtiCOYiIidRQT5vmLgzWPgtbM7brubIiKtIlLRme7T3Wy+GA8n9Rl8pCwifiMij4jeX50Pg7r7avqyWo7K6vv58c+69b0AAMDrsug/5nNqLk7NL/Aa/m993vI+AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAgHe7BAAA//+dfyiL") r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000200)='rdma.current\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f00000008c0), 0xfecc) (async) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0) (async) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$devlink(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_SB_PORT_POOL_GET(r2, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000a00)={0x4c, r3, 0x1, 0x0, 0x0, {0x4f}, [{{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x3}}, {0x8, 0xb, 0x1}, {0x6, 0x11, 0x800}}]}, 0x4c}, 0x1, 0x0, 0x0, 0x10}, 0x40) (async) write$binfmt_script(r1, &(0x7f0000000100), 0xfecc) [ 74.247120][ T5300] Bluetooth: hci0: command tx timeout [ 74.312298][ T5319] loop0: detected capacity change from 0 to 64 [ 74.376361][ T5319] ------------[ cut here ]------------ [ 74.378945][ T5319] !buffer_uptodate(bh) [ 74.378958][ T5319] WARNING: fs/buffer.c:1180 at mark_buffer_dirty+0x299/0x440, CPU#0: syz.0.0/5319 [ 74.384787][ T5319] Modules linked in: [ 74.386759][ T5319] CPU: 0 UID: 0 PID: 5319 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 74.390946][ T5319] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 74.397329][ T5319] RIP: 0010:mark_buffer_dirty+0x299/0x440 [ 74.400189][ T5319] Code: 4c 89 f7 e8 b9 fd d9 ff 49 8b 3e be 40 00 00 00 5b 41 5c 41 5e 41 5f 5d e9 e4 60 fb ff e8 2f 2c 6e ff eb 8c e8 28 2c 6e ff 90 <0f> 0b 90 e9 a5 fd ff ff e8 1a 2c 6e ff 90 0f 0b 90 e9 cf fd ff ff [ 74.408629][ T5319] RSP: 0018:ffffc9000dd0f608 EFLAGS: 00010293 [ 74.411453][ T5319] RAX: ffffffff82578478 RBX: ffff88801a84bd98 RCX: ffff88801ce7c980 [ 74.415129][ T5319] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002 [ 74.418816][ T5319] RBP: ffff888011eba001 R08: ffff88801a84bd9f R09: 1ffff110035097b3 [ 74.422101][ T5319] R10: dffffc0000000000 R11: ffffed10035097b4 R12: ffff888050744400 [ 74.425776][ T5319] R13: ffff8880479122b8 R14: ffff88801a84bd98 R15: 000000000000000a [ 74.430763][ T5319] FS: 00007f36e9e3d6c0(0000) GS:ffff88808ca51000(0000) knlGS:0000000000000000 [ 74.435173][ T5319] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.438326][ T5319] CR2: 0000200000002000 CR3: 0000000042b8a000 CR4: 0000000000352ef0 [ 74.441730][ T5319] Call Trace: [ 74.443318][ T5319] [ 74.444642][ T5319] bfs_get_block+0x5da/0xae0 [ 74.446686][ T5319] __block_write_begin_int+0x6c6/0x1910 [ 74.449481][ T5319] ? __pfx_bfs_get_block+0x10/0x10 [ 74.452170][ T5319] ? __pfx___block_write_begin_int+0x10/0x10 [ 74.454872][ T5319] ? __pfx_bfs_get_block+0x10/0x10 [ 74.457089][ T5319] block_write_begin+0x8d/0x120 [ 74.459176][ T5319] ? bfs_write_begin+0x1e/0xd0 [ 74.461377][ T5319] bfs_write_begin+0x35/0xd0 [ 74.463722][ T5319] generic_perform_write+0x2e2/0x8f0 [ 74.466949][ T5319] ? __pfx_generic_perform_write+0x10/0x10 [ 74.469933][ T5319] ? file_update_time_flags+0x219/0x4a0 [ 74.472560][ T5319] ? __generic_file_write_iter+0xf9/0x230 [ 74.475168][ T5319] ? generic_file_write_iter+0x136/0x680 [ 74.477761][ T5319] generic_file_write_iter+0x14a/0x680 [ 74.480231][ T5319] ? __pfx_generic_file_write_iter+0x10/0x10 [ 74.483058][ T5319] ? add_lock_to_list+0xc7/0x100 [ 74.485693][ T5319] ? lockdep_unlock+0x5d/0xd0 [ 74.488410][ T5319] ? __lock_acquire+0x146e/0x2cf0 [ 74.490696][ T5319] vfs_write+0x61d/0xb90 [ 74.492639][ T5319] ? __pfx_vfs_write+0x10/0x10 [ 74.495275][ T5319] ? __fget_files+0x2a/0x420 [ 74.497654][ T5319] ksys_write+0x150/0x270 [ 74.499490][ T5319] ? __pfx_ksys_write+0x10/0x10 [ 74.501740][ T5319] do_syscall_64+0x14d/0xf80 [ 74.504043][ T5319] ? trace_irq_disable+0x3b/0x150 [ 74.506529][ T5319] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 74.509280][ T5319] ? clear_bhb_loop+0x40/0x90 [ 74.511588][ T5319] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 74.514319][ T5319] RIP: 0033:0x7f36e8f9c799 [ 74.516718][ T5319] 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 [ 74.526197][ T5319] RSP: 002b:00007f36e9e3cfe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 74.529927][ T5319] RAX: ffffffffffffffda RBX: 00007f36e9215fa0 RCX: 00007f36e8f9c799 [ 74.534308][ T5319] RDX: 000000000000fecc RSI: 00002000000008c0 RDI: 0000000000000004 [ 74.538421][ T5319] RBP: 00007f36e9032c99 R08: 0000000000000000 R09: 0000000000000000 [ 74.541766][ T5319] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 74.545310][ T5319] R13: 00007f36e9216038 R14: 00007f36e9215fa0 R15: 00007ffd268a21b8 [ 74.549456][ T5319] [ 74.551500][ T5319] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 74.556098][ T5319] CPU: 0 UID: 0 PID: 5319 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 74.560049][ T5319] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 74.564502][ T5319] Call Trace: [ 74.566206][ T5319] [ 74.567488][ T5319] vpanic+0x56c/0xa60 [ 74.569270][ T5319] ? __pfx__printk+0x10/0x10 [ 74.571435][ T5319] ? __pfx_vpanic+0x10/0x10 [ 74.573529][ T5319] ? is_bpf_text_address+0x292/0x2b0 [ 74.576105][ T5319] ? is_bpf_text_address+0x26/0x2b0 [ 74.578933][ T5319] panic+0xc5/0xd0 [ 74.581057][ T5319] ? __pfx_panic+0x10/0x10 [ 74.583322][ T5319] __warn+0x315/0x4f0 [ 74.585321][ T5319] ? mark_buffer_dirty+0x299/0x440 [ 74.587557][ T5319] ? mark_buffer_dirty+0x299/0x440 [ 74.589753][ T5319] __report_bug+0x29a/0x540 [ 74.591940][ T5319] ? filemap_get_entry+0xca/0x320 [ 74.594652][ T5319] ? mark_buffer_dirty+0x299/0x440 [ 74.597500][ T5319] ? __pfx___report_bug+0x10/0x10 [ 74.599874][ T5319] ? __pfx_folio_mark_accessed+0x10/0x10 [ 74.602356][ T5319] ? mark_buffer_dirty+0x299/0x440 [ 74.604588][ T5319] report_bug+0x16a/0x220 [ 74.606612][ T5319] ? mark_buffer_dirty+0x299/0x440 [ 74.609408][ T5319] ? mark_buffer_dirty+0x29b/0x440 [ 74.612065][ T5319] handle_bug+0x9c/0x200 [ 74.614018][ T5319] exc_invalid_op+0x1a/0x50 [ 74.616035][ T5319] asm_exc_invalid_op+0x1a/0x20 [ 74.618125][ T5319] RIP: 0010:mark_buffer_dirty+0x299/0x440 [ 74.620873][ T5319] Code: 4c 89 f7 e8 b9 fd d9 ff 49 8b 3e be 40 00 00 00 5b 41 5c 41 5e 41 5f 5d e9 e4 60 fb ff e8 2f 2c 6e ff eb 8c e8 28 2c 6e ff 90 <0f> 0b 90 e9 a5 fd ff ff e8 1a 2c 6e ff 90 0f 0b 90 e9 cf fd ff ff [ 74.630637][ T5319] RSP: 0018:ffffc9000dd0f608 EFLAGS: 00010293 [ 74.633379][ T5319] RAX: ffffffff82578478 RBX: ffff88801a84bd98 RCX: ffff88801ce7c980 [ 74.636955][ T5319] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002 [ 74.640735][ T5319] RBP: ffff888011eba001 R08: ffff88801a84bd9f R09: 1ffff110035097b3 [ 74.644586][ T5319] R10: dffffc0000000000 R11: ffffed10035097b4 R12: ffff888050744400 [ 74.648653][ T5319] R13: ffff8880479122b8 R14: ffff88801a84bd98 R15: 000000000000000a [ 74.652151][ T5319] ? mark_buffer_dirty+0x298/0x440 [ 74.654299][ T5319] ? mark_buffer_dirty+0x298/0x440 [ 74.656669][ T5319] bfs_get_block+0x5da/0xae0 [ 74.659218][ T5319] __block_write_begin_int+0x6c6/0x1910 [ 74.662483][ T5319] ? __pfx_bfs_get_block+0x10/0x10 [ 74.665018][ T5319] ? __pfx___block_write_begin_int+0x10/0x10 [ 74.667676][ T5319] ? __pfx_bfs_get_block+0x10/0x10 [ 74.669997][ T5319] block_write_begin+0x8d/0x120 [ 74.672182][ T5319] ? bfs_write_begin+0x1e/0xd0 [ 74.674416][ T5319] bfs_write_begin+0x35/0xd0 [ 74.676629][ T5319] generic_perform_write+0x2e2/0x8f0 [ 74.679245][ T5319] ? __pfx_generic_perform_write+0x10/0x10 [ 74.682198][ T5319] ? file_update_time_flags+0x219/0x4a0 [ 74.684559][ T5319] ? __generic_file_write_iter+0xf9/0x230 [ 74.687311][ T5319] ? generic_file_write_iter+0x136/0x680 [ 74.689995][ T5319] generic_file_write_iter+0x14a/0x680 [ 74.692924][ T5319] ? __pfx_generic_file_write_iter+0x10/0x10 [ 74.696048][ T5319] ? add_lock_to_list+0xc7/0x100 [ 74.698718][ T5319] ? lockdep_unlock+0x5d/0xd0 [ 74.700789][ T5319] ? __lock_acquire+0x146e/0x2cf0 [ 74.703149][ T5319] vfs_write+0x61d/0xb90 [ 74.705167][ T5319] ? __pfx_vfs_write+0x10/0x10 [ 74.707402][ T5319] ? __fget_files+0x2a/0x420 [ 74.709650][ T5319] ksys_write+0x150/0x270 [ 74.711943][ T5319] ? __pfx_ksys_write+0x10/0x10 [ 74.714508][ T5319] do_syscall_64+0x14d/0xf80 [ 74.716645][ T5319] ? trace_irq_disable+0x3b/0x150 [ 74.718951][ T5319] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 74.721563][ T5319] ? clear_bhb_loop+0x40/0x90 [ 74.723475][ T5319] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 74.726282][ T5319] RIP: 0033:0x7f36e8f9c799 [ 74.728686][ T5319] 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 [ 74.738260][ T5319] RSP: 002b:00007f36e9e3cfe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 74.742095][ T5319] RAX: ffffffffffffffda RBX: 00007f36e9215fa0 RCX: 00007f36e8f9c799 [ 74.745686][ T5319] RDX: 000000000000fecc RSI: 00002000000008c0 RDI: 0000000000000004 [ 74.750270][ T5319] RBP: 00007f36e9032c99 R08: 0000000000000000 R09: 0000000000000000 [ 74.755063][ T5319] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 74.758592][ T5319] R13: 00007f36e9216038 R14: 00007f36e9215fa0 R15: 00007ffd268a21b8 [ 74.762014][ T5319] [ 74.763728][ T5319] Kernel Offset: disabled [ 74.765663][ T5319] Rebooting in 86400 seconds..