Warning: Permanently added '10.128.1.55' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 43.405044] VFS: Found a Xenix FS (block size = 512) on device loop0 [ 43.417263] attempt to access beyond end of device [ 43.430638] loop0: rw=0, want=3245513, limit=128 [ 43.435518] Buffer I/O error on dev loop0, logical block 3245512, async page read [ 43.443843] attempt to access beyond end of device [ 43.449876] loop0: rw=0, want=8767868, limit=128 [ 43.454613] Buffer I/O error on dev loop0, logical block 8767867, async page read [ 43.462293] attempt to access beyond end of device [ 43.467205] loop0: rw=0, want=13269810, limit=128 [ 43.472090] Buffer I/O error on dev loop0, logical block 13269809, async page read [ 43.479855] attempt to access beyond end of device [ 43.484766] loop0: rw=0, want=8073606, limit=128 [ 43.489553] Buffer I/O error on dev loop0, logical block 8073605, async page read [ 43.497178] attempt to access beyond end of device [ 43.502170] loop0: rw=0, want=3245516, limit=128 [ 43.506912] Buffer I/O error on dev loop0, logical block 3245515, async page read [ 43.514608] attempt to access beyond end of device [ 43.519578] loop0: rw=0, want=8768636, limit=128 [ 43.524315] Buffer I/O error on dev loop0, logical block 8768635, async page read [ 43.531978] attempt to access beyond end of device [ 43.536885] loop0: rw=0, want=13466418, limit=128 [ 43.541757] Buffer I/O error on dev loop0, logical block 13466417, async page read [ 43.549519] attempt to access beyond end of device [ 43.554432] loop0: rw=0, want=8073606, limit=128 [ 43.559205] Buffer I/O error on dev loop0, logical block 8073605, async page read [ 43.566886] BUG: sleeping function called from invalid context at fs/buffer.c:1381 [ 43.574727] in_atomic(): 1, irqs_disabled(): 0, pid: 7972, name: syz-executor278 [ 43.582508] 2 locks held by syz-executor278/7972: [ 43.587341] #0: (&iint->mutex){+.+.}, at: [] process_measurement+0x270/0xb20 [ 43.596352] #1: (pointers_lock){.+.+}, at: [] get_block+0x153/0x1230 [ 43.604729] Preemption disabled at: [ 43.604737] [< (null)>] (null) [ 43.613247] CPU: 1 PID: 7972 Comm: syz-executor278 Not tainted 4.14.300-syzkaller #0 [ 43.621891] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 43.631222] Call Trace: [ 43.633789] dump_stack+0x1b2/0x281 [ 43.637401] ___might_sleep.cold+0x235/0x250 [ 43.641792] __bread_gfp+0x3e/0x2e0 [ 43.645404] get_branch+0x2ac/0x600 [ 43.649018] get_block+0x176/0x1230 [ 43.652622] ? block_to_path.isra.0+0x420/0x420 [ 43.657258] ? create_page_buffers+0x14d/0x1c0 [ 43.661810] ? create_empty_buffers+0x282/0x470 [ 43.666446] ? do_raw_spin_unlock+0x164/0x220 [ 43.670911] ? _raw_spin_unlock+0x29/0x40 [ 43.675028] ? create_page_buffers+0xce/0x1c0 [ 43.679492] block_read_full_page+0x25e/0x8d0 [ 43.683956] ? block_to_path.isra.0+0x420/0x420 [ 43.688594] ? __lru_cache_add+0x178/0x250 [ 43.692795] ? __bread_gfp+0x2e0/0x2e0 [ 43.696653] ? add_to_page_cache_lru+0x136/0x2b0 [ 43.701378] ? add_to_page_cache_locked+0x40/0x40 [ 43.706193] __do_page_cache_readahead+0x69b/0x940 [ 43.711094] ? read_cache_pages+0x6a0/0x6a0 [ 43.715387] ondemand_readahead.isra.0+0x514/0xb60 [ 43.720288] page_cache_sync_readahead+0xa6/0xf0 [ 43.725022] generic_file_read_iter+0xfbc/0x21c0 [ 43.729752] ? iov_iter_init+0xa6/0x1c0 [ 43.733704] __vfs_read+0x449/0x620 [ 43.737301] ? vfs_copy_file_range+0x9b0/0x9b0 [ 43.741852] ? cache_alloc_refill+0x2fa/0x350 [ 43.746316] ? lock_downgrade+0x740/0x740 [ 43.750435] integrity_kernel_read+0x11b/0x1b0 [ 43.754985] ? integrity_inode_free+0x300/0x300 [ 43.759632] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 43.764631] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 43.769452] ima_calc_file_hash+0x3ee/0x780 [ 43.773750] ? ima_alloc_tfm+0x9a/0xc0 [ 43.777606] ? ima_calc_file_hash+0x14a/0x780 [ 43.782096] ima_collect_measurement+0x39d/0x430 [ 43.786822] ? ima_get_action+0x70/0x70 [ 43.790765] ? vfs_getxattr_alloc+0xc8/0x2d0 [ 43.795143] ? ima_get_cache_status+0x170/0x170 [ 43.799782] process_measurement+0x78b/0xb20 [ 43.804160] ? ima_rdwr_violation_check+0x3a0/0x3a0 [ 43.809148] ? apparmor_file_open+0x4ed/0x910 [ 43.813614] ? apparmor_file_alloc_security+0x800/0x800 [ 43.818945] ? lock_downgrade+0x740/0x740 [ 43.823065] ? security_file_open+0x82/0x190 [ 43.827439] ? file_ra_state_init+0xc4/0x1e0 [ 43.831818] ? do_dentry_open+0x698/0xec0 [ 43.835942] ? __inode_permission+0xcd/0x2f0 [ 43.840319] ? vfs_open+0x10d/0x220 [ 43.843917] path_openat+0x10ad/0x2970 [ 43.847786] ? path_lookupat+0x780/0x780 [ 43.851815] ? trace_hardirqs_on+0x10/0x10 [ 43.856017] ? trace_hardirqs_on+0x10/0x10 [ 43.860231] do_filp_open+0x179/0x3c0 [ 43.864001] ? may_open_dev+0xe0/0xe0 [ 43.867771] ? lock_downgrade+0x740/0x740 [ 43.871887] ? do_raw_spin_unlock+0x164/0x220 [ 43.876348] ? _raw_spin_unlock+0x29/0x40 [ 43.880463] ? __alloc_fd+0x1be/0x490 [ 43.884232] ? _raw_spin_unlock_irq+0x24/0x80 [ 43.888704] do_sys_open+0x296/0x410 [ 43.892386] ? filp_open+0x60/0x60 [ 43.895895] ? do_syscall_64+0x4c/0x640 [ 43.899835] ? do_sys_open+0x410/0x410 [ 43.903689] do_syscall_64+0x1d5/0x640 [ 43.907546] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 43.913640] attempt to access beyond end of device [ 43.918605] loop0: rw=0, want=3245519, limit=128 [ 43.923349] Buffer I/O error on dev loop0, logical block 3245518, async page read [ 43.931060] attempt to access beyond end of device [ 43.935970] loop0: rw=0, want=8769404, limit=128 [ 43.940749] Buffer I/O error on dev loop0, logical block 8769403, async page read [ 43.948592] attempt to access beyond end of device [ 43.953502] loop0: rw=0, want=3245513, limit=128 [ 43.958234] attempt to access beyond end of device [ 43.963258] loop0: rw=0, want=8767868, limit=128 [ 43.968035] attempt to access beyond end of device [ 43.973082] loop0: rw=0, want=13269810, limit=128 [ 43.977956] attempt to access beyond end of device [ 43.983039] loop0: rw=0, want=8073606, limit=128 [ 43.987802] attempt to access beyond end of device [ 43.992811] loop0: rw=0, want=3245516, limit=128 [ 43.997583] attempt to access beyond end of device [ 44.002557] loop0: rw=0, want=8768636, limit=128 [ 44