[ 23.334595][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 23.391652][ T9] device bridge_slave_0 left promiscuous mode [ 23.393364][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 23.432791][ T9] device veth0_macvtap left promiscuous mode [ 23.434423][ T9] device veth1_vlan left promiscuous mode [ 23.436031][ T9] device veth0_vlan left promiscuous mode [ 23.902697][ T2772] can: request_module (can-proto-0) failed. [ 23.971446][ T2772] can: request_module (can-proto-0) failed. [ 23.982222][ T2772] can: request_module (can-proto-7) failed. [ 23.993234][ T2772] can: request_module (can-proto-0) failed. Warning: Permanently added '10.128.1.116' (ED25519) to the list of known hosts. 2024/02/25 07:25:57 ignoring optional flag "sandboxArg"="0" 2024/02/25 07:25:57 parsed 1 programs 2024/02/25 07:25:57 executed programs: 0 [ 43.227852][ T3069] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.229760][ T3069] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.233366][ T3069] device bridge_slave_0 entered promiscuous mode [ 43.235891][ T3069] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.237772][ T3069] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.239766][ T3069] device bridge_slave_1 entered promiscuous mode [ 43.452904][ T3069] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.454799][ T3069] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.456750][ T3069] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.458566][ T3069] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.851343][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.853770][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.856015][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.857927][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.917874][ T85] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.920250][ T85] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.922270][ T85] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.925026][ T85] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.927234][ T85] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.929093][ T85] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.931793][ T85] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.934017][ T85] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.383701][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 44.386131][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 44.444062][ T3069] device veth0_vlan entered promiscuous mode [ 44.447188][ T3069] device veth1_vlan entered promiscuous mode [ 44.451161][ T85] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 44.453305][ T85] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 44.455474][ T85] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 44.457571][ T85] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 44.461587][ T85] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 44.463512][ T85] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 44.466287][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 44.468590][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.472364][ T3069] device veth0_macvtap entered promiscuous mode [ 44.536468][ T85] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 44.538849][ T85] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 44.541439][ T85] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.543730][ T85] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 44.546117][ T85] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.885908][ T3246] loop0: detected capacity change from 0 to 1024 [ 44.894570][ T3246] [ 44.895206][ T3246] ============================================ [ 44.896923][ T3246] WARNING: possible recursive locking detected [ 44.898515][ T3246] 6.1.79-syzkaller #0 Not tainted [ 44.899788][ T3246] -------------------------------------------- [ 44.901397][ T3246] syz-executor.0/3246 is trying to acquire lock: [ 44.903024][ T3246] ffff0000cc7d50b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfsplus_find_init+0xac/0xc8 [ 44.905562][ T3246] [ 44.905562][ T3246] but task is already holding lock: [ 44.907600][ T3246] ffff0000cc7d50b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfsplus_find_init+0xac/0xc8 [ 44.910132][ T3246] [ 44.910132][ T3246] other info that might help us debug this: [ 44.912251][ T3246] Possible unsafe locking scenario: [ 44.912251][ T3246] [ 44.914252][ T3246] CPU0 [ 44.915117][ T3246] ---- [ 44.915964][ T3246] lock(&tree->tree_lock/1); [ 44.917225][ T3246] lock(&tree->tree_lock/1); [ 44.918437][ T3246] [ 44.918437][ T3246] *** DEADLOCK *** [ 44.918437][ T3246] [ 44.920629][ T3246] May be due to missing lock nesting notation [ 44.920629][ T3246] [ 44.922787][ T3246] 6 locks held by syz-executor.0/3246: [ 44.924221][ T3246] #0: ffff0000c9650ae8 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0x15c/0x17c [ 44.926686][ T3246] #1: ffff0000cc7d3450 (sb_writers#11){.+.+}-{0:0}, at: vfs_write+0x174/0x44c [ 44.928986][ T3246] #2: ffff0000d100a240 (&sb->s_type->i_mutex_key#18){+.+.}-{3:3}, at: generic_file_write_iter+0x3c/0x168 [ 44.932061][ T3246] #3: ffff0000d100a048 (&hip->extents_lock){+.+.}-{3:3}, at: hfsplus_file_extend+0x88/0x738 [ 44.934815][ T3246] #4: ffff0000cc7d50b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfsplus_find_init+0xac/0xc8 [ 44.937422][ T3246] #5: ffff0000d1008108 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{3:3}, at: hfsplus_file_extend+0x88/0x738 [ 44.940555][ T3246] [ 44.940555][ T3246] stack backtrace: [ 44.942093][ T3246] CPU: 1 PID: 3246 Comm: syz-executor.0 Not tainted 6.1.79-syzkaller #0 [ 44.944317][ T3246] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 44.947073][ T3246] Call trace: [ 44.947988][ T3246] dump_backtrace+0x1c8/0x1f4 [ 44.949219][ T3246] show_stack+0x2c/0x3c [ 44.950309][ T3246] dump_stack_lvl+0x108/0x170 [ 44.951562][ T3246] dump_stack+0x1c/0x5c [ 44.952634][ T3246] __lock_acquire+0x6f4/0x27a0 [ 44.953849][ T3246] lock_acquire+0x130/0x2a4 [ 44.955015][ T3246] __mutex_lock+0x94/0xce8 [ 44.956130][ T3246] mutex_lock_nested+0x30/0x3c [ 44.957348][ T3246] hfsplus_find_init+0xac/0xc8 [ 44.958638][ T3246] hfsplus_file_extend+0x168/0x738 [ 44.959998][ T3246] hfsplus_bmap_reserve+0x6c/0x120 [ 44.961305][ T3246] __hfsplus_ext_write_extent+0xcc/0x188 [ 44.962824][ T3246] __hfsplus_ext_cache_extent+0x60/0x260 [ 44.964277][ T3246] hfsplus_file_extend+0x194/0x738 [ 44.965622][ T3246] hfsplus_get_block+0x1c4/0x6c0 [ 44.966951][ T3246] __block_write_begin_int+0x1d4/0xbf8 [ 44.968452][ T3246] cont_write_begin+0x2d4/0x430 [ 44.969780][ T3246] hfsplus_write_begin+0x64/0xac [ 44.971094][ T3246] generic_perform_write+0xe4/0x2a0 [ 44.972418][ T3246] __generic_file_write_iter+0xd8/0x21c [ 44.973919][ T3246] generic_file_write_iter+0x6c/0x168 [ 44.975329][ T3246] vfs_write+0x2bc/0x44c [ 44.976547][ T3246] ksys_write+0xb4/0x160 [ 44.977677][ T3246] __arm64_sys_write+0x24/0x34 [ 44.978946][ T3246] invoke_syscall+0x64/0x178 [ 44.980149][ T3246] el0_svc_common+0xbc/0x180 [ 44.981427][ T3246] do_el0_svc+0x48/0x174 [ 44.982482][ T3246] el0_svc+0x58/0x13c [ 44.983550][ T3246] el0t_64_sync_handler+0x84/0xf0 [ 44.984906][ T3246] el0t_64_sync+0x18c/0x190