[ 22.623424][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 22.660706][ T9] device bridge_slave_0 left promiscuous mode [ 22.662345][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 22.701863][ T9] device veth0_macvtap left promiscuous mode [ 22.703484][ T9] device veth1_vlan left promiscuous mode [ 22.705053][ T9] device veth0_vlan left promiscuous mode [ 23.253184][ T2772] can: request_module (can-proto-0) failed. [ 23.292517][ T2772] can: request_module (can-proto-0) failed. [ 23.303628][ T2772] can: request_module (can-proto-7) failed. [ 23.314642][ T2772] can: request_module (can-proto-0) failed. Warning: Permanently added '10.128.1.113' (ED25519) to the list of known hosts. 2023/10/04 04:51:47 ignoring optional flag "sandboxArg"="0" 2023/10/04 04:51:47 parsed 1 programs 2023/10/04 04:51:47 executed programs: 0 [ 42.568982][ T3065] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.572087][ T3065] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.574180][ T3065] device bridge_slave_0 entered promiscuous mode [ 42.576658][ T3065] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.578510][ T3065] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.580769][ T3065] device bridge_slave_1 entered promiscuous mode [ 42.802562][ T3065] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.804347][ T3065] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.806238][ T3065] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.808029][ T3065] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.219031][ T22] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.221608][ T22] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.224070][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.226006][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.287434][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.290017][ T7] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.291876][ T7] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.294061][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.296626][ T7] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.298773][ T7] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.302018][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.304320][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.771417][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 43.773851][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.832985][ T3065] device veth0_vlan entered promiscuous mode [ 43.835988][ T3065] device veth1_vlan entered promiscuous mode [ 43.840168][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 43.842261][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.844429][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 43.846405][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 43.849488][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.852535][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.855980][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 43.858187][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.870319][ T3065] device veth0_macvtap entered promiscuous mode [ 43.952181][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 43.954285][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 43.956557][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 43.958765][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 43.970267][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.306512][ T3242] loop0: detected capacity change from 0 to 1024 [ 44.315001][ T3242] [ 44.315596][ T3242] ============================================ [ 44.317144][ T3242] WARNING: possible recursive locking detected [ 44.318678][ T3242] 6.1.55-syzkaller #0 Not tainted [ 44.319968][ T3242] -------------------------------------------- [ 44.321523][ T3242] syz-executor.0/3242 is trying to acquire lock: [ 44.323141][ T3242] ffff0000c91fa0b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfsplus_find_init+0xac/0xc8 [ 44.325664][ T3242] [ 44.325664][ T3242] but task is already holding lock: [ 44.327558][ T3242] ffff0000c91fa0b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfsplus_find_init+0xac/0xc8 [ 44.330041][ T3242] [ 44.330041][ T3242] other info that might help us debug this: [ 44.332119][ T3242] Possible unsafe locking scenario: [ 44.332119][ T3242] [ 44.334016][ T3242] CPU0 [ 44.334849][ T3242] ---- [ 44.335639][ T3242] lock(&tree->tree_lock/1); [ 44.336844][ T3242] lock(&tree->tree_lock/1); [ 44.338062][ T3242] [ 44.338062][ T3242] *** DEADLOCK *** [ 44.338062][ T3242] [ 44.340105][ T3242] May be due to missing lock nesting notation [ 44.340105][ T3242] [ 44.342249][ T3242] 6 locks held by syz-executor.0/3242: [ 44.343619][ T3242] #0: ffff0000c6ac48e8 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0x15c/0x17c [ 44.346026][ T3242] #1: ffff0000c91f8450 (sb_writers#11){.+.+}-{0:0}, at: vfs_write+0x174/0x44c [ 44.348350][ T3242] #2: ffff0000c9042240 (&sb->s_type->i_mutex_key#18){+.+.}-{3:3}, at: generic_file_write_iter+0x3c/0x168 [ 44.351289][ T3242] #3: ffff0000c9042048 (&hip->extents_lock){+.+.}-{3:3}, at: hfsplus_file_extend+0x88/0x738 [ 44.353921][ T3242] #4: ffff0000c91fa0b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfsplus_find_init+0xac/0xc8 [ 44.356501][ T3242] #5: ffff0000c9040108 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{3:3}, at: hfsplus_file_extend+0x88/0x738 [ 44.359525][ T3242] [ 44.359525][ T3242] stack backtrace: [ 44.361075][ T3242] CPU: 0 PID: 3242 Comm: syz-executor.0 Not tainted 6.1.55-syzkaller #0 [ 44.363180][ T3242] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 [ 44.365742][ T3242] Call trace: [ 44.366552][ T3242] dump_backtrace+0x1c8/0x1f4 [ 44.367744][ T3242] show_stack+0x2c/0x3c [ 44.368811][ T3242] dump_stack_lvl+0x108/0x170 [ 44.369997][ T3242] dump_stack+0x1c/0x5c [ 44.371047][ T3242] __lock_acquire+0x6f0/0x277c [ 44.372249][ T3242] lock_acquire+0x130/0x2a4 [ 44.373373][ T3242] __mutex_lock+0x94/0xce8 [ 44.374509][ T3242] mutex_lock_nested+0x30/0x3c [ 44.375739][ T3242] hfsplus_find_init+0xac/0xc8 [ 44.376952][ T3242] hfsplus_file_extend+0x168/0x738 [ 44.378241][ T3242] hfsplus_bmap_reserve+0x6c/0x120 [ 44.379526][ T3242] __hfsplus_ext_write_extent+0xcc/0x188 [ 44.380954][ T3242] __hfsplus_ext_cache_extent+0x60/0x260 [ 44.382401][ T3242] hfsplus_file_extend+0x194/0x738 [ 44.383703][ T3242] hfsplus_get_block+0x1c4/0x6c0 [ 44.384989][ T3242] __block_write_begin_int+0x1d4/0xbf8 [ 44.386430][ T3242] cont_write_begin+0x2d4/0x430 [ 44.387645][ T3242] hfsplus_write_begin+0x64/0xac [ 44.388871][ T3242] generic_perform_write+0xe4/0x2a0 [ 44.390210][ T3242] __generic_file_write_iter+0xd8/0x21c [ 44.391624][ T3242] generic_file_write_iter+0x6c/0x168 [ 44.392950][ T3242] vfs_write+0x2bc/0x44c [ 44.394041][ T3242] ksys_write+0xb4/0x160 [ 44.395128][ T3242] __arm64_sys_write+0x24/0x34 [ 44.396351][ T3242] invoke_syscall+0x64/0x178 [ 44.397560][ T3242] el0_svc_common+0xbc/0x180 [ 44.398733][ T3242] do_el0_svc+0x48/0x174 [ 44.399850][ T3242] el0_svc+0x58/0x13c [ 44.400884][ T3242] el0t_64_sync_handler+0x84/0xf0 [ 44.402161][ T3242] el0t_64_sync+0x18c/0x190